21528000000

素因数分解:

$2^9\times 3^2\times 5^6\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:90

約数の個数: 840

約数和(自身を含む): 87273570384

約数和(自身を除く): 65745570384

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 23, 24, 25, 26, 30, 32, 36, 39, 40, 45, 46, 48, 50, 52, 60, 64, 65, 69, 72, 75, 78, 80, 90, 92, 96, 100, 104, 115, 117, 120, 125, 128, 130, 138, 144, 150, 156, 160, 180, 184, 192, 195, 200, 207, 208, 225, 230, 234, 240, 250, 256, 260, 276, 288, 299, 300, 312, 320, 325, 345, 360, 368, 375, 384, 390, 400, 414, 416, 450, 460, 468, 480, 500, 512, 520, 552, 575, 576, 585, 598, 600, 624, 625, 640, 650, 690, 720, 736, 750, 768, 780, 800, 828, 832, 897, 900, 920, 936, 960, 975, 1000, 1035, 1040, 1104, 1125, 1150, 1152, 1170, 1196, 1200, 1248, 1250, 1280, 1300, 1380, 1440, 1472, 1495, 1500, 1536, 1560, 1600, 1625, 1656, 1664, 1725, 1794, 1800, 1840, 1872, 1875, 1920, 1950, 2000, 2070, 2080, 2208, 2250, 2300, 2304, 2340, 2392, 2400, 2496, 2500, 2560, 2600, 2691, 2760, 2875, 2880, 2925, 2944, 2990, 3000, 3120, 3125, 3200, 3250, 3312, 3328, 3450, 3588, 3600, 3680, 3744, 3750, 3840, 3900, 4000, 4140, 4160, 4416, 4485, 4500, 4600, 4608, 4680, 4784, 4800, 4875, 4992, 5000, 5175, 5200, 5382, 5520, 5625, 5750, 5760, 5850, 5888, 5980, 6000, 6240, 6250, 6400, 6500, 6624, 6656, 6900, 7176, 7200, 7360, 7475, 7488, 7500, 7680, 7800, 8000, 8125, 8280, 8320, 8625, 8832, 8970, 9000, 9200, 9360, 9375, 9568, 9600, 9750, 9984, 10000, 10350, 10400, 10764, 11040, 11250, 11500, 11520, 11700, 11776, 11960, 12000, 12480, 12500, 12800, 13000, 13248, 13455, 13800, 14352, 14375, 14400, 14625, 14720, 14950, 14976, 15000, 15600, 15625, 16000, 16250, 16560, 16640, 17250, 17664, 17940, 18000, 18400, 18720, 18750, 19136, 19200, 19500, 19968, 20000, 20700, 20800, 21528, 22080, 22425, 22500, 23000, 23040, 23400, 23920, 24000, 24375, 24960, 25000, 25875, 26000, 26496, 26910, 27600, 28125, 28704, 28750, 28800, 29250, 29440, 29900, 29952, 30000, 31200, 31250, 32000, 32500, 33120, 33280, 34500, 35328, 35880, 36000, 36800, 37375, 37440, 37500, 38272, 38400, 39000, 40000, 40625, 41400, 41600, 43056, 43125, 44160, 44850, 45000, 46000, 46800, 46875, 47840, 48000, 48750, 49920, 50000, 51750, 52000, 52992, 53820, 55200, 56250, 57408, 57500, 57600, 58500, 58880, 59800, 59904, 60000, 62400, 62500, 64000, 65000, 66240, 67275, 69000, 71760, 71875, 72000, 73125, 73600, 74750, 74880, 75000, 76544, 78000, 80000, 81250, 82800, 83200, 86112, 86250, 88320, 89700, 90000, 92000, 93600, 93750, 95680, 96000, 97500, 99840, 100000, 103500, 104000, 105984, 107640, 110400, 112125, 112500, 114816, 115000, 115200, 117000, 119600, 120000, 121875, 124800, 125000, 129375, 130000, 132480, 134550, 138000, 140625, 143520, 143750, 144000, 146250, 147200, 149500, 149760, 150000, 153088, 156000, 160000, 162500, 165600, 166400, 172224, 172500, 176640, 179400, 180000, 184000, 186875, 187200, 187500, 191360, 192000, 195000, 200000, 203125, 207000, 208000, 215280, 215625, 220800, 224250, 225000, 229632, 230000, 234000, 239200, 240000, 243750, 249600, 250000, 258750, 260000, 264960, 269100, 276000, 281250, 287040, 287500, 288000, 292500, 294400, 299000, 299520, 300000, 312000, 320000, 325000, 331200, 336375, 344448, 345000, 358800, 359375, 360000, 365625, 368000, 373750, 374400, 375000, 382720, 390000, 400000, 406250, 414000, 416000, 430560, 431250, 441600, 448500, 450000, 459264, 460000, 468000, 478400, 480000, 487500, 499200, 500000, 517500, 520000, 529920, 538200, 552000, 560625, 562500, 574080, 575000, 576000, 585000, 598000, 600000, 609375, 624000, 646875, 650000, 662400, 672750, 688896, 690000, 717600, 718750, 720000, 731250, 736000, 747500, 748800, 750000, 765440, 780000, 800000, 812500, 828000, 832000, 861120, 862500, 883200, 897000, 900000, 920000, 934375, 936000, 956800, 960000, 975000, 1000000, 1035000, 1040000, 1076400, 1078125, 1104000, 1121250, 1125000, 1148160, 1150000, 1170000, 1196000, 1200000, 1218750, 1248000, 1293750, 1300000, 1324800, 1345500, 1377792, 1380000, 1435200, 1437500, 1440000, 1462500, 1472000, 1495000, 1497600, 1500000, 1560000, 1600000, 1625000, 1656000, 1681875, 1722240, 1725000, 1794000, 1800000, 1828125, 1840000, 1868750, 1872000, 1913600, 1950000, 2000000, 2070000, 2080000, 2152800, 2156250, 2208000, 2242500, 2250000, 2296320, 2300000, 2340000, 2392000, 2400000, 2437500, 2496000, 2587500, 2600000, 2649600, 2691000, 2760000, 2803125, 2870400, 2875000, 2880000, 2925000, 2990000, 3000000, 3120000, 3234375, 3250000, 3312000, 3363750, 3444480, 3450000, 3588000, 3600000, 3656250, 3680000, 3737500, 3744000, 3827200, 3900000, 4000000, 4140000, 4160000, 4305600, 4312500, 4416000, 4485000, 4500000, 4600000, 4671875, 4680000, 4784000, 4800000, 4875000, 5175000, 5200000, 5382000, 5520000, 5606250, 5740800, 5750000, 5850000, 5980000, 6000000, 6240000, 6468750, 6500000, 6624000, 6727500, 6888960, 6900000, 7176000, 7200000, 7312500, 7360000, 7475000, 7488000, 7800000, 8000000, 8280000, 8409375, 8611200, 8625000, 8970000, 9000000, 9200000, 9343750, 9360000, 9568000, 9750000, 10350000, 10400000, 10764000, 11040000, 11212500, 11481600, 11500000, 11700000, 11960000, 12000000, 12480000, 12937500, 13000000, 13248000, 13455000, 13800000, 14015625, 14352000, 14400000, 14625000, 14950000, 15600000, 16560000, 16818750, 17222400, 17250000, 17940000, 18000000, 18400000, 18687500, 18720000, 19136000, 19500000, 20700000, 20800000, 21528000, 22080000, 22425000, 23000000, 23400000, 23920000, 24000000, 25875000, 26000000, 26910000, 27600000, 28031250, 28704000, 29250000, 29900000, 31200000, 33120000, 33637500, 34444800, 34500000, 35880000, 36000000, 36800000, 37375000, 37440000, 39000000, 41400000, 42046875, 43056000, 44850000, 46000000, 46800000, 47840000, 51750000, 52000000, 53820000, 55200000, 56062500, 57408000, 58500000, 59800000, 62400000, 66240000, 67275000, 69000000, 71760000, 72000000, 74750000, 78000000, 82800000, 84093750, 86112000, 89700000, 92000000, 93600000, 95680000, 103500000, 104000000, 107640000, 110400000, 112125000, 117000000, 119600000, 134550000, 138000000, 143520000, 149500000, 156000000, 165600000, 168187500, 172224000, 179400000, 184000000, 187200000, 207000000, 215280000, 224250000, 234000000, 239200000, 269100000, 276000000, 287040000, 299000000, 312000000, 331200000, 336375000, 358800000, 414000000, 430560000, 448500000, 468000000, 478400000, 538200000, 552000000, 598000000, 672750000, 717600000, 828000000, 861120000, 897000000, 936000000, 1076400000, 1196000000, 1345500000, 1435200000, 1656000000, 1794000000, 2152800000, 2392000000, 2691000000, 3588000000, 4305600000, 5382000000, 7176000000, 10764000000, 21528000000]

約数ペア:

[(1, 21528000000), (2, 10764000000), (3, 7176000000), (4, 5382000000), (5, 4305600000), (6, 3588000000), (8, 2691000000), (9, 2392000000), (10, 2152800000), (12, 1794000000), (13, 1656000000), (15, 1435200000), (16, 1345500000), (18, 1196000000), (20, 1076400000), (23, 936000000), (24, 897000000), (25, 861120000), (26, 828000000), (30, 717600000), (32, 672750000), (36, 598000000), (39, 552000000), (40, 538200000), (45, 478400000), (46, 468000000), (48, 448500000), (50, 430560000), (52, 414000000), (60, 358800000), (64, 336375000), (65, 331200000), (69, 312000000), (72, 299000000), (75, 287040000), (78, 276000000), (80, 269100000), (90, 239200000), (92, 234000000), (96, 224250000), (100, 215280000), (104, 207000000), (115, 187200000), (117, 184000000), (120, 179400000), (125, 172224000), (128, 168187500), (130, 165600000), (138, 156000000), (144, 149500000), (150, 143520000), (156, 138000000), (160, 134550000), (180, 119600000), (184, 117000000), (192, 112125000), (195, 110400000), (200, 107640000), (207, 104000000), (208, 103500000), (225, 95680000), (230, 93600000), (234, 92000000), (240, 89700000), (250, 86112000), (256, 84093750), (260, 82800000), (276, 78000000), (288, 74750000), (299, 72000000), (300, 71760000), (312, 69000000), (320, 67275000), (325, 66240000), (345, 62400000), (360, 59800000), (368, 58500000), (375, 57408000), (384, 56062500), (390, 55200000), (400, 53820000), (414, 52000000), (416, 51750000), (450, 47840000), (460, 46800000), (468, 46000000), (480, 44850000), (500, 43056000), (512, 42046875), (520, 41400000), (552, 39000000), (575, 37440000), (576, 37375000), (585, 36800000), (598, 36000000), (600, 35880000), (624, 34500000), (625, 34444800), (640, 33637500), (650, 33120000), (690, 31200000), (720, 29900000), (736, 29250000), (750, 28704000), (768, 28031250), (780, 27600000), (800, 26910000), (828, 26000000), (832, 25875000), (897, 24000000), (900, 23920000), (920, 23400000), (936, 23000000), (960, 22425000), (975, 22080000), (1000, 21528000), (1035, 20800000), (1040, 20700000), (1104, 19500000), (1125, 19136000), (1150, 18720000), (1152, 18687500), (1170, 18400000), (1196, 18000000), (1200, 17940000), (1248, 17250000), (1250, 17222400), (1280, 16818750), (1300, 16560000), (1380, 15600000), (1440, 14950000), (1472, 14625000), (1495, 14400000), (1500, 14352000), (1536, 14015625), (1560, 13800000), (1600, 13455000), (1625, 13248000), (1656, 13000000), (1664, 12937500), (1725, 12480000), (1794, 12000000), (1800, 11960000), (1840, 11700000), (1872, 11500000), (1875, 11481600), (1920, 11212500), (1950, 11040000), (2000, 10764000), (2070, 10400000), (2080, 10350000), (2208, 9750000), (2250, 9568000), (2300, 9360000), (2304, 9343750), (2340, 9200000), (2392, 9000000), (2400, 8970000), (2496, 8625000), (2500, 8611200), (2560, 8409375), (2600, 8280000), (2691, 8000000), (2760, 7800000), (2875, 7488000), (2880, 7475000), (2925, 7360000), (2944, 7312500), (2990, 7200000), (3000, 7176000), (3120, 6900000), (3125, 6888960), (3200, 6727500), (3250, 6624000), (3312, 6500000), (3328, 6468750), (3450, 6240000), (3588, 6000000), (3600, 5980000), (3680, 5850000), (3744, 5750000), (3750, 5740800), (3840, 5606250), (3900, 5520000), (4000, 5382000), (4140, 5200000), (4160, 5175000), (4416, 4875000), (4485, 4800000), (4500, 4784000), (4600, 4680000), (4608, 4671875), (4680, 4600000), (4784, 4500000), (4800, 4485000), (4875, 4416000), (4992, 4312500), (5000, 4305600), (5175, 4160000), (5200, 4140000), (5382, 4000000), (5520, 3900000), (5625, 3827200), (5750, 3744000), (5760, 3737500), (5850, 3680000), (5888, 3656250), (5980, 3600000), (6000, 3588000), (6240, 3450000), (6250, 3444480), (6400, 3363750), (6500, 3312000), (6624, 3250000), (6656, 3234375), (6900, 3120000), (7176, 3000000), (7200, 2990000), (7360, 2925000), (7475, 2880000), (7488, 2875000), (7500, 2870400), (7680, 2803125), (7800, 2760000), (8000, 2691000), (8125, 2649600), (8280, 2600000), (8320, 2587500), (8625, 2496000), (8832, 2437500), (8970, 2400000), (9000, 2392000), (9200, 2340000), (9360, 2300000), (9375, 2296320), (9568, 2250000), (9600, 2242500), (9750, 2208000), (9984, 2156250), (10000, 2152800), (10350, 2080000), (10400, 2070000), (10764, 2000000), (11040, 1950000), (11250, 1913600), (11500, 1872000), (11520, 1868750), (11700, 1840000), (11776, 1828125), (11960, 1800000), (12000, 1794000), (12480, 1725000), (12500, 1722240), (12800, 1681875), (13000, 1656000), (13248, 1625000), (13455, 1600000), (13800, 1560000), (14352, 1500000), (14375, 1497600), (14400, 1495000), (14625, 1472000), (14720, 1462500), (14950, 1440000), (14976, 1437500), (15000, 1435200), (15600, 1380000), (15625, 1377792), (16000, 1345500), (16250, 1324800), (16560, 1300000), (16640, 1293750), (17250, 1248000), (17664, 1218750), (17940, 1200000), (18000, 1196000), (18400, 1170000), (18720, 1150000), (18750, 1148160), (19136, 1125000), (19200, 1121250), (19500, 1104000), (19968, 1078125), (20000, 1076400), (20700, 1040000), (20800, 1035000), (21528, 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(50000, 430560), (51750, 416000), (52000, 414000), (52992, 406250), (53820, 400000), (55200, 390000), (56250, 382720), (57408, 375000), (57500, 374400), (57600, 373750), (58500, 368000), (58880, 365625), (59800, 360000), (59904, 359375), (60000, 358800), (62400, 345000), (62500, 344448), (64000, 336375), (65000, 331200), (66240, 325000), (67275, 320000), (69000, 312000), (71760, 300000), (71875, 299520), (72000, 299000), (73125, 294400), (73600, 292500), (74750, 288000), (74880, 287500), (75000, 287040), (76544, 281250), (78000, 276000), (80000, 269100), (81250, 264960), (82800, 260000), (83200, 258750), (86112, 250000), (86250, 249600), (88320, 243750), (89700, 240000), (90000, 239200), (92000, 234000), (93600, 230000), (93750, 229632), (95680, 225000), (96000, 224250), (97500, 220800), (99840, 215625), (100000, 215280), (103500, 208000), (104000, 207000), (105984, 203125), (107640, 200000), (110400, 195000), (112125, 192000), (112500, 191360), (114816, 187500), (115000, 187200), (115200, 186875), (117000, 184000), (119600, 180000), (120000, 179400), (121875, 176640), (124800, 172500), (125000, 172224), (129375, 166400), (130000, 165600), (132480, 162500), (134550, 160000), (138000, 156000), (140625, 153088), (143520, 150000), (143750, 149760), (144000, 149500), (146250, 147200)]