20217600000

素因数分解:

$2^{11}\times 3^5\times 5^5\times {\mathrm{13}}^1$

素因数の和:75

約数の個数: 864

約数和(自身を含む): 81510876720

約数和(自身を除く): 61293276720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 27, 30, 32, 36, 39, 40, 45, 48, 50, 52, 54, 60, 64, 65, 72, 75, 78, 80, 81, 90, 96, 100, 104, 108, 117, 120, 125, 128, 130, 135, 144, 150, 156, 160, 162, 180, 192, 195, 200, 208, 216, 225, 234, 240, 243, 250, 256, 260, 270, 288, 300, 312, 320, 324, 325, 351, 360, 375, 384, 390, 400, 405, 416, 432, 450, 468, 480, 486, 500, 512, 520, 540, 576, 585, 600, 624, 625, 640, 648, 650, 675, 702, 720, 750, 768, 780, 800, 810, 832, 864, 900, 936, 960, 972, 975, 1000, 1024, 1040, 1053, 1080, 1125, 1152, 1170, 1200, 1215, 1248, 1250, 1280, 1296, 1300, 1350, 1404, 1440, 1500, 1536, 1560, 1600, 1620, 1625, 1664, 1728, 1755, 1800, 1872, 1875, 1920, 1944, 1950, 2000, 2025, 2048, 2080, 2106, 2160, 2250, 2304, 2340, 2400, 2430, 2496, 2500, 2560, 2592, 2600, 2700, 2808, 2880, 2925, 3000, 3072, 3120, 3125, 3159, 3200, 3240, 3250, 3328, 3375, 3456, 3510, 3600, 3744, 3750, 3840, 3888, 3900, 4000, 4050, 4160, 4212, 4320, 4500, 4608, 4680, 4800, 4860, 4875, 4992, 5000, 5120, 5184, 5200, 5265, 5400, 5616, 5625, 5760, 5850, 6000, 6075, 6144, 6240, 6250, 6318, 6400, 6480, 6500, 6656, 6750, 6912, 7020, 7200, 7488, 7500, 7680, 7776, 7800, 8000, 8100, 8125, 8320, 8424, 8640, 8775, 9000, 9216, 9360, 9375, 9600, 9720, 9750, 9984, 10000, 10125, 10240, 10368, 10400, 10530, 10800, 11232, 11250, 11520, 11700, 12000, 12150, 12480, 12500, 12636, 12800, 12960, 13000, 13312, 13500, 13824, 14040, 14400, 14625, 14976, 15000, 15360, 15552, 15600, 15795, 16000, 16200, 16250, 16640, 16848, 16875, 17280, 17550, 18000, 18432, 18720, 18750, 19200, 19440, 19500, 19968, 20000, 20250, 20736, 20800, 21060, 21600, 22464, 22500, 23040, 23400, 24000, 24300, 24375, 24960, 25000, 25272, 25600, 25920, 26000, 26325, 26624, 27000, 27648, 28080, 28125, 28800, 29250, 29952, 30000, 30375, 30720, 31104, 31200, 31590, 32000, 32400, 32500, 33280, 33696, 33750, 34560, 35100, 36000, 37440, 37500, 38400, 38880, 39000, 39936, 40000, 40500, 40625, 41472, 41600, 42120, 43200, 43875, 44928, 45000, 46080, 46800, 48000, 48600, 48750, 49920, 50000, 50544, 50625, 51200, 51840, 52000, 52650, 54000, 55296, 56160, 56250, 57600, 58500, 59904, 60000, 60750, 62208, 62400, 63180, 64000, 64800, 65000, 66560, 67392, 67500, 69120, 70200, 72000, 73125, 74880, 75000, 76800, 77760, 78000, 78975, 79872, 80000, 81000, 81250, 82944, 83200, 84240, 84375, 86400, 87750, 89856, 90000, 92160, 93600, 96000, 97200, 97500, 99840, 100000, 101088, 101250, 103680, 104000, 105300, 108000, 112320, 112500, 115200, 117000, 119808, 120000, 121500, 121875, 124416, 124800, 126360, 128000, 129600, 130000, 131625, 133120, 134784, 135000, 138240, 140400, 144000, 146250, 149760, 150000, 151875, 153600, 155520, 156000, 157950, 160000, 162000, 162500, 165888, 166400, 168480, 168750, 172800, 175500, 179712, 180000, 187200, 192000, 194400, 195000, 199680, 200000, 202176, 202500, 207360, 208000, 210600, 216000, 219375, 224640, 225000, 230400, 234000, 239616, 240000, 243000, 243750, 248832, 249600, 252720, 253125, 256000, 259200, 260000, 263250, 269568, 270000, 276480, 280800, 288000, 292500, 299520, 300000, 303750, 311040, 312000, 315900, 320000, 324000, 325000, 332800, 336960, 337500, 345600, 351000, 359424, 360000, 365625, 374400, 384000, 388800, 390000, 394875, 399360, 400000, 404352, 405000, 414720, 416000, 421200, 432000, 438750, 449280, 450000, 460800, 468000, 480000, 486000, 487500, 497664, 499200, 505440, 506250, 518400, 520000, 526500, 539136, 540000, 561600, 576000, 585000, 599040, 600000, 607500, 622080, 624000, 631800, 640000, 648000, 650000, 658125, 665600, 673920, 675000, 691200, 702000, 718848, 720000, 731250, 748800, 759375, 768000, 777600, 780000, 789750, 800000, 808704, 810000, 829440, 832000, 842400, 864000, 877500, 898560, 900000, 936000, 960000, 972000, 975000, 998400, 1010880, 1012500, 1036800, 1040000, 1053000, 1078272, 1080000, 1096875, 1123200, 1152000, 1170000, 1198080, 1200000, 1215000, 1244160, 1248000, 1263600, 1280000, 1296000, 1300000, 1316250, 1347840, 1350000, 1382400, 1404000, 1440000, 1462500, 1497600, 1518750, 1555200, 1560000, 1579500, 1600000, 1617408, 1620000, 1664000, 1684800, 1728000, 1755000, 1797120, 1800000, 1872000, 1920000, 1944000, 1950000, 1974375, 1996800, 2021760, 2025000, 2073600, 2080000, 2106000, 2156544, 2160000, 2193750, 2246400, 2304000, 2340000, 2400000, 2430000, 2488320, 2496000, 2527200, 2592000, 2600000, 2632500, 2695680, 2700000, 2808000, 2880000, 2925000, 2995200, 3037500, 3110400, 3120000, 3159000, 3200000, 3234816, 3240000, 3290625, 3328000, 3369600, 3456000, 3510000, 3594240, 3600000, 3744000, 3840000, 3888000, 3900000, 3948750, 4043520, 4050000, 4147200, 4160000, 4212000, 4320000, 4387500, 4492800, 4680000, 4800000, 4860000, 4992000, 5054400, 5184000, 5200000, 5265000, 5391360, 5400000, 5616000, 5760000, 5850000, 5990400, 6075000, 6220800, 6240000, 6318000, 6400000, 6469632, 6480000, 6581250, 6739200, 6912000, 7020000, 7200000, 7488000, 7776000, 7800000, 7897500, 8087040, 8100000, 8320000, 8424000, 8640000, 8775000, 8985600, 9360000, 9600000, 9720000, 9871875, 9984000, 10108800, 10368000, 10400000, 10530000, 10782720, 10800000, 11232000, 11520000, 11700000, 12150000, 12441600, 12480000, 12636000, 12960000, 13162500, 13478400, 14040000, 14400000, 14976000, 15552000, 15600000, 15795000, 16174080, 16200000, 16640000, 16848000, 17280000, 17550000, 17971200, 18720000, 19200000, 19440000, 19743750, 20217600, 20736000, 20800000, 21060000, 21600000, 22464000, 23400000, 24300000, 24960000, 25272000, 25920000, 26325000, 26956800, 28080000, 28800000, 29952000, 31104000, 31200000, 31590000, 32348160, 32400000, 33696000, 34560000, 35100000, 37440000, 38880000, 39487500, 40435200, 41600000, 42120000, 43200000, 44928000, 46800000, 48600000, 49920000, 50544000, 51840000, 52650000, 53913600, 56160000, 57600000, 62208000, 62400000, 63180000, 64800000, 67392000, 70200000, 74880000, 77760000, 78975000, 80870400, 83200000, 84240000, 86400000, 89856000, 93600000, 97200000, 101088000, 103680000, 105300000, 112320000, 124800000, 126360000, 129600000, 134784000, 140400000, 149760000, 155520000, 157950000, 161740800, 168480000, 172800000, 187200000, 194400000, 202176000, 210600000, 224640000, 249600000, 252720000, 259200000, 269568000, 280800000, 311040000, 315900000, 336960000, 374400000, 388800000, 404352000, 421200000, 449280000, 505440000, 518400000, 561600000, 631800000, 673920000, 748800000, 777600000, 808704000, 842400000, 1010880000, 1123200000, 1263600000, 1347840000, 1555200000, 1684800000, 2021760000, 2246400000, 2527200000, 3369600000, 4043520000, 5054400000, 6739200000, 10108800000, 20217600000]

約数ペア:

[(1, 20217600000), (2, 10108800000), (3, 6739200000), (4, 5054400000), (5, 4043520000), (6, 3369600000), (8, 2527200000), (9, 2246400000), (10, 2021760000), (12, 1684800000), (13, 1555200000), (15, 1347840000), (16, 1263600000), (18, 1123200000), (20, 1010880000), (24, 842400000), (25, 808704000), (26, 777600000), (27, 748800000), (30, 673920000), (32, 631800000), (36, 561600000), (39, 518400000), (40, 505440000), (45, 449280000), (48, 421200000), (50, 404352000), (52, 388800000), (54, 374400000), (60, 336960000), (64, 315900000), (65, 311040000), (72, 280800000), (75, 269568000), (78, 259200000), (80, 252720000), (81, 249600000), (90, 224640000), (96, 210600000), (100, 202176000), (104, 194400000), (108, 187200000), (117, 172800000), (120, 168480000), (125, 161740800), (128, 157950000), (130, 155520000), (135, 149760000), (144, 140400000), (150, 134784000), (156, 129600000), (160, 126360000), (162, 124800000), (180, 112320000), (192, 105300000), (195, 103680000), (200, 101088000), (208, 97200000), (216, 93600000), (225, 89856000), (234, 86400000), (240, 84240000), (243, 83200000), (250, 80870400), (256, 78975000), (260, 77760000), (270, 74880000), (288, 70200000), (300, 67392000), (312, 64800000), (320, 63180000), (324, 62400000), (325, 62208000), (351, 57600000), (360, 56160000), (375, 53913600), (384, 52650000), (390, 51840000), (400, 50544000), (405, 49920000), (416, 48600000), (432, 46800000), (450, 44928000), (468, 43200000), (480, 42120000), (486, 41600000), (500, 40435200), (512, 39487500), (520, 38880000), (540, 37440000), (576, 35100000), (585, 34560000), (600, 33696000), (624, 32400000), (625, 32348160), (640, 31590000), (648, 31200000), (650, 31104000), (675, 29952000), (702, 28800000), (720, 28080000), (750, 26956800), (768, 26325000), (780, 25920000), (800, 25272000), (810, 24960000), (832, 24300000), (864, 23400000), (900, 22464000), (936, 21600000), (960, 21060000), (972, 20800000), (975, 20736000), (1000, 20217600), (1024, 19743750), (1040, 19440000), (1053, 19200000), (1080, 18720000), (1125, 17971200), (1152, 17550000), (1170, 17280000), (1200, 16848000), (1215, 16640000), (1248, 16200000), (1250, 16174080), (1280, 15795000), (1296, 15600000), (1300, 15552000), (1350, 14976000), (1404, 14400000), (1440, 14040000), (1500, 13478400), (1536, 13162500), (1560, 12960000), (1600, 12636000), (1620, 12480000), (1625, 12441600), (1664, 12150000), (1728, 11700000), (1755, 11520000), (1800, 11232000), (1872, 10800000), (1875, 10782720), (1920, 10530000), (1944, 10400000), (1950, 10368000), (2000, 10108800), (2025, 9984000), (2048, 9871875), (2080, 9720000), (2106, 9600000), (2160, 9360000), (2250, 8985600), (2304, 8775000), (2340, 8640000), (2400, 8424000), (2430, 8320000), (2496, 8100000), (2500, 8087040), (2560, 7897500), (2592, 7800000), (2600, 7776000), (2700, 7488000), (2808, 7200000), (2880, 7020000), (2925, 6912000), (3000, 6739200), (3072, 6581250), (3120, 6480000), (3125, 6469632), (3159, 6400000), (3200, 6318000), (3240, 6240000), (3250, 6220800), (3328, 6075000), (3375, 5990400), (3456, 5850000), (3510, 5760000), (3600, 5616000), (3744, 5400000), (3750, 5391360), (3840, 5265000), (3888, 5200000), (3900, 5184000), (4000, 5054400), (4050, 4992000), (4160, 4860000), (4212, 4800000), (4320, 4680000), (4500, 4492800), (4608, 4387500), (4680, 4320000), (4800, 4212000), (4860, 4160000), (4875, 4147200), (4992, 4050000), (5000, 4043520), (5120, 3948750), (5184, 3900000), (5200, 3888000), (5265, 3840000), (5400, 3744000), (5616, 3600000), (5625, 3594240), (5760, 3510000), (5850, 3456000), (6000, 3369600), (6075, 3328000), (6144, 3290625), (6240, 3240000), (6250, 3234816), (6318, 3200000), (6400, 3159000), (6480, 3120000), (6500, 3110400), (6656, 3037500), (6750, 2995200), (6912, 2925000), (7020, 2880000), (7200, 2808000), (7488, 2700000), (7500, 2695680), (7680, 2632500), (7776, 2600000), (7800, 2592000), (8000, 2527200), (8100, 2496000), (8125, 2488320), (8320, 2430000), (8424, 2400000), (8640, 2340000), (8775, 2304000), (9000, 2246400), (9216, 2193750), (9360, 2160000), (9375, 2156544), (9600, 2106000), (9720, 2080000), (9750, 2073600), (9984, 2025000), (10000, 2021760), (10125, 1996800), (10240, 1974375), (10368, 1950000), (10400, 1944000), (10530, 1920000), (10800, 1872000), (11232, 1800000), (11250, 1797120), (11520, 1755000), (11700, 1728000), (12000, 1684800), (12150, 1664000), (12480, 1620000), (12500, 1617408), (12636, 1600000), (12800, 1579500), (12960, 1560000), (13000, 1555200), (13312, 1518750), (13500, 1497600), (13824, 1462500), (14040, 1440000), (14400, 1404000), (14625, 1382400), (14976, 1350000), (15000, 1347840), (15360, 1316250), (15552, 1300000), (15600, 1296000), (15795, 1280000), (16000, 1263600), (16200, 1248000), (16250, 1244160), (16640, 1215000), (16848, 1200000), (16875, 1198080), (17280, 1170000), (17550, 1152000), (18000, 1123200), (18432, 1096875), (18720, 1080000), (18750, 1078272), (19200, 1053000), (19440, 1040000), (19500, 1036800), (19968, 1012500), (20000, 1010880), (20250, 998400), (20736, 975000), (20800, 972000), (21060, 960000), (21600, 936000), (22464, 900000), (22500, 898560), (23040, 877500), (23400, 864000), (24000, 842400), (24300, 832000), (24375, 829440), (24960, 810000), (25000, 808704), (25272, 800000), (25600, 789750), (25920, 780000), (26000, 777600), (26325, 768000), (26624, 759375), (27000, 748800), (27648, 731250), (28080, 720000), (28125, 718848), (28800, 702000), (29250, 691200), (29952, 675000), (30000, 673920), (30375, 665600), (30720, 658125), (31104, 650000), (31200, 648000), (31590, 640000), (32000, 631800), (32400, 624000), (32500, 622080), (33280, 607500), (33696, 600000), (33750, 599040), (34560, 585000), (35100, 576000), (36000, 561600), (37440, 540000), (37500, 539136), (38400, 526500), (38880, 520000), (39000, 518400), (39936, 506250), (40000, 505440), (40500, 499200), (40625, 497664), (41472, 487500), (41600, 486000), (42120, 480000), (43200, 468000), (43875, 460800), (44928, 450000), (45000, 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(99840, 202500), (100000, 202176), (101088, 200000), (101250, 199680), (103680, 195000), (104000, 194400), (105300, 192000), (108000, 187200), (112320, 180000), (112500, 179712), (115200, 175500), (117000, 172800), (119808, 168750), (120000, 168480), (121500, 166400), (121875, 165888), (124416, 162500), (124800, 162000), (126360, 160000), (128000, 157950), (129600, 156000), (130000, 155520), (131625, 153600), (133120, 151875), (134784, 150000), (135000, 149760), (138240, 146250), (140400, 144000)]