20401472000

素因数分解:

$2^9\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:197

約数の個数: 640

約数和(自身を含む): 65203826688

約数和(自身を除く): 44802354688

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 31, 32, 35, 40, 50, 52, 56, 62, 64, 65, 70, 80, 91, 100, 104, 112, 113, 124, 125, 128, 130, 140, 155, 160, 175, 182, 200, 208, 217, 224, 226, 248, 250, 256, 260, 280, 310, 320, 325, 350, 364, 400, 403, 416, 434, 448, 452, 455, 496, 500, 512, 520, 560, 565, 620, 640, 650, 700, 728, 775, 791, 800, 806, 832, 868, 875, 896, 904, 910, 992, 1000, 1040, 1085, 1120, 1130, 1240, 1280, 1300, 1400, 1456, 1469, 1550, 1582, 1600, 1612, 1625, 1664, 1736, 1750, 1792, 1808, 1820, 1984, 2000, 2015, 2080, 2170, 2240, 2260, 2275, 2480, 2560, 2600, 2800, 2821, 2825, 2912, 2938, 3100, 3164, 3200, 3224, 3250, 3328, 3472, 3500, 3503, 3584, 3616, 3640, 3875, 3955, 3968, 4000, 4030, 4160, 4340, 4480, 4520, 4550, 4960, 5200, 5425, 5600, 5642, 5650, 5824, 5876, 6200, 6328, 6400, 6448, 6500, 6656, 6944, 7000, 7006, 7232, 7280, 7345, 7750, 7910, 7936, 8000, 8060, 8320, 8680, 8960, 9040, 9100, 9920, 10075, 10283, 10400, 10850, 11200, 11284, 11300, 11375, 11648, 11752, 12400, 12656, 12800, 12896, 13000, 13888, 14000, 14012, 14105, 14125, 14464, 14560, 14690, 15500, 15820, 15872, 16000, 16120, 16640, 17360, 17515, 17920, 18080, 18200, 19775, 19840, 20150, 20566, 20800, 21700, 22400, 22568, 22600, 22750, 23296, 23504, 24521, 24800, 25312, 25792, 26000, 27125, 27776, 28000, 28024, 28210, 28250, 28928, 29120, 29380, 31000, 31640, 32000, 32240, 33280, 34720, 35030, 36160, 36400, 36725, 39550, 39680, 40300, 41132, 41600, 43400, 44800, 45136, 45200, 45500, 45539, 46592, 47008, 49042, 49600, 50375, 50624, 51415, 51584, 52000, 54250, 55552, 56000, 56048, 56420, 56500, 57856, 58240, 58760, 62000, 63280, 64000, 64480, 69440, 70060, 70525, 72320, 72800, 73450, 79100, 79360, 80600, 82264, 83200, 86800, 87575, 89600, 90272, 90400, 91000, 91078, 94016, 98084, 98875, 99200, 100750, 101248, 102830, 103168, 104000, 108500, 111104, 112000, 112096, 112840, 113000, 116480, 117520, 122605, 124000, 126560, 128960, 138880, 140120, 141050, 144640, 145600, 146900, 158200, 161200, 164528, 166400, 173600, 175150, 180544, 180800, 182000, 182156, 183625, 188032, 196168, 197750, 198400, 201500, 202496, 205660, 206336, 208000, 217000, 224000, 224192, 225680, 226000, 227695, 232960, 235040, 245210, 248000, 253120, 257075, 257920, 277760, 280240, 282100, 289280, 291200, 293800, 316400, 318773, 322400, 329056, 347200, 350300, 352625, 361088, 361600, 364000, 364312, 367250, 376064, 392336, 395500, 396800, 403000, 404992, 411320, 416000, 434000, 437875, 448000, 448384, 451360, 452000, 455390, 470080, 490420, 496000, 506240, 514150, 515840, 555520, 560480, 564200, 582400, 587600, 613025, 632800, 637546, 644800, 658112, 694400, 700600, 705250, 722176, 723200, 728000, 728624, 734500, 752128, 784672, 791000, 806000, 822640, 832000, 868000, 875750, 896768, 902720, 904000, 910780, 940160, 980840, 992000, 1012480, 1028300, 1031680, 1120960, 1128400, 1138475, 1164800, 1175200, 1226050, 1265600, 1275092, 1285375, 1289600, 1316224, 1388800, 1401200, 1410500, 1444352, 1446400, 1456000, 1457248, 1469000, 1569344, 1582000, 1593865, 1612000, 1645280, 1736000, 1751500, 1793536, 1805440, 1808000, 1821560, 1880320, 1961680, 1984000, 2024960, 2056600, 2241920, 2256800, 2276950, 2350400, 2452100, 2531200, 2550184, 2570750, 2579200, 2632448, 2777600, 2802400, 2821000, 2912000, 2914496, 2938000, 3065125, 3138688, 3164000, 3187730, 3224000, 3290560, 3472000, 3503000, 3610880, 3616000, 3643120, 3760640, 3923360, 4113200, 4483840, 4513600, 4553900, 4700800, 4904200, 5062400, 5100368, 5141500, 5158400, 5264896, 5604800, 5642000, 5692375, 5824000, 5828992, 5876000, 6130250, 6277376, 6328000, 6375460, 6448000, 6581120, 6944000, 7006000, 7221760, 7232000, 7286240, 7846720, 7969325, 8226400, 8967680, 9027200, 9107800, 9401600, 9808400, 10124800, 10200736, 10283000, 11209600, 11284000, 11384750, 11657984, 11752000, 12260500, 12554752, 12656000, 12750920, 12896000, 13162240, 13888000, 14012000, 14572480, 15693440, 15938650, 16452800, 18054400, 18215600, 18803200, 19616800, 20401472, 20566000, 22419200, 22568000, 22769500, 23315968, 23504000, 24521000, 25312000, 25501840, 25792000, 26324480, 28024000, 29144960, 31386880, 31877300, 32905600, 36108800, 36431200, 39233600, 39846625, 40802944, 41132000, 44838400, 45136000, 45539000, 47008000, 49042000, 50624000, 51003680, 56048000, 58289920, 62773760, 63754600, 65811200, 72862400, 78467200, 79693250, 81605888, 82264000, 90272000, 91078000, 94016000, 98084000, 102007360, 112096000, 116579840, 127509200, 131622400, 145724800, 156934400, 159386500, 163211776, 164528000, 180544000, 182156000, 196168000, 204014720, 224192000, 255018400, 291449600, 313868800, 318773000, 329056000, 364312000, 392336000, 408029440, 510036800, 582899200, 637546000, 658112000, 728624000, 784672000, 816058880, 1020073600, 1275092000, 1457248000, 1569344000, 2040147200, 2550184000, 2914496000, 4080294400, 5100368000, 10200736000, 20401472000]

約数ペア:

[(1, 20401472000), (2, 10200736000), (4, 5100368000), (5, 4080294400), (7, 2914496000), (8, 2550184000), (10, 2040147200), (13, 1569344000), (14, 1457248000), (16, 1275092000), (20, 1020073600), (25, 816058880), (26, 784672000), (28, 728624000), (31, 658112000), (32, 637546000), (35, 582899200), (40, 510036800), (50, 408029440), (52, 392336000), (56, 364312000), (62, 329056000), (64, 318773000), (65, 313868800), (70, 291449600), (80, 255018400), (91, 224192000), (100, 204014720), (104, 196168000), (112, 182156000), (113, 180544000), (124, 164528000), (125, 163211776), (128, 159386500), (130, 156934400), (140, 145724800), (155, 131622400), (160, 127509200), (175, 116579840), (182, 112096000), (200, 102007360), (208, 98084000), (217, 94016000), (224, 91078000), (226, 90272000), (248, 82264000), (250, 81605888), (256, 79693250), (260, 78467200), (280, 72862400), (310, 65811200), (320, 63754600), (325, 62773760), (350, 58289920), (364, 56048000), (400, 51003680), (403, 50624000), (416, 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8226400), (2560, 7969325), (2600, 7846720), (2800, 7286240), (2821, 7232000), (2825, 7221760), (2912, 7006000), (2938, 6944000), (3100, 6581120), (3164, 6448000), (3200, 6375460), (3224, 6328000), (3250, 6277376), (3328, 6130250), (3472, 5876000), (3500, 5828992), (3503, 5824000), (3584, 5692375), (3616, 5642000), (3640, 5604800), (3875, 5264896), (3955, 5158400), (3968, 5141500), (4000, 5100368), (4030, 5062400), (4160, 4904200), (4340, 4700800), (4480, 4553900), (4520, 4513600), (4550, 4483840), (4960, 4113200), (5200, 3923360), (5425, 3760640), (5600, 3643120), (5642, 3616000), (5650, 3610880), (5824, 3503000), (5876, 3472000), (6200, 3290560), (6328, 3224000), (6400, 3187730), (6448, 3164000), (6500, 3138688), (6656, 3065125), (6944, 2938000), (7000, 2914496), (7006, 2912000), (7232, 2821000), (7280, 2802400), (7345, 2777600), (7750, 2632448), (7910, 2579200), (7936, 2570750), (8000, 2550184), (8060, 2531200), (8320, 2452100), (8680, 2350400), (8960, 2276950), (9040, 2256800), (9100, 2241920), (9920, 2056600), (10075, 2024960), (10283, 1984000), (10400, 1961680), (10850, 1880320), (11200, 1821560), (11284, 1808000), (11300, 1805440), (11375, 1793536), (11648, 1751500), (11752, 1736000), (12400, 1645280), (12656, 1612000), (12800, 1593865), (12896, 1582000), (13000, 1569344), (13888, 1469000), (14000, 1457248), (14012, 1456000), (14105, 1446400), (14125, 1444352), (14464, 1410500), (14560, 1401200), (14690, 1388800), (15500, 1316224), (15820, 1289600), (15872, 1285375), (16000, 1275092), (16120, 1265600), (16640, 1226050), (17360, 1175200), (17515, 1164800), (17920, 1138475), (18080, 1128400), (18200, 1120960), (19775, 1031680), (19840, 1028300), (20150, 1012480), (20566, 992000), (20800, 980840), (21700, 940160), (22400, 910780), (22568, 904000), (22600, 902720), (22750, 896768), (23296, 875750), (23504, 868000), (24521, 832000), (24800, 822640), (25312, 806000), (25792, 791000), (26000, 784672), (27125, 752128), (27776, 734500), (28000, 728624), (28024, 728000), (28210, 723200), (28250, 722176), (28928, 705250), (29120, 700600), (29380, 694400), (31000, 658112), (31640, 644800), (32000, 637546), (32240, 632800), (33280, 613025), (34720, 587600), (35030, 582400), (36160, 564200), (36400, 560480), (36725, 555520), (39550, 515840), (39680, 514150), (40300, 506240), (41132, 496000), (41600, 490420), (43400, 470080), (44800, 455390), (45136, 452000), (45200, 451360), (45500, 448384), (45539, 448000), (46592, 437875), (47008, 434000), (49042, 416000), (49600, 411320), (50375, 404992), (50624, 403000), (51415, 396800), (51584, 395500), (52000, 392336), (54250, 376064), (55552, 367250), (56000, 364312), (56048, 364000), (56420, 361600), (56500, 361088), (57856, 352625), (58240, 350300), (58760, 347200), (62000, 329056), (63280, 322400), (64000, 318773), (64480, 316400), (69440, 293800), (70060, 291200), (70525, 289280), (72320, 282100), (72800, 280240), (73450, 277760), (79100, 257920), (79360, 257075), (80600, 253120), (82264, 248000), (83200, 245210), (86800, 235040), (87575, 232960), (89600, 227695), (90272, 226000), (90400, 225680), (91000, 224192), (91078, 224000), (94016, 217000), (98084, 208000), (98875, 206336), (99200, 205660), (100750, 202496), (101248, 201500), (102830, 198400), (103168, 197750), (104000, 196168), (108500, 188032), (111104, 183625), (112000, 182156), (112096, 182000), (112840, 180800), (113000, 180544), (116480, 175150), (117520, 173600), (122605, 166400), (124000, 164528), (126560, 161200), (128960, 158200), (138880, 146900), (140120, 145600), (141050, 144640)]