20790015744

素因数分解:

$2^8\times 3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^2\times {\mathrm{419}}^1$

素因数の和:567

約数の個数: 216

約数和(自身を含む): 58987877760

約数和(自身を除く): 38197862016

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 53, 64, 69, 92, 96, 106, 128, 138, 159, 184, 192, 212, 256, 276, 318, 368, 384, 419, 424, 552, 636, 736, 768, 838, 848, 1104, 1219, 1257, 1272, 1472, 1676, 1696, 2208, 2438, 2514, 2544, 2809, 2944, 3352, 3392, 3657, 4416, 4876, 5028, 5088, 5618, 5888, 6704, 6784, 7314, 8427, 8832, 9637, 9752, 10056, 10176, 11236, 13408, 13568, 14628, 16854, 17664, 19274, 19504, 20112, 20352, 22207, 22472, 26816, 28911, 29256, 33708, 38548, 39008, 40224, 40704, 44414, 44944, 53632, 57822, 58512, 64607, 66621, 67416, 77096, 78016, 80448, 88828, 89888, 107264, 115644, 117024, 129214, 133242, 134832, 154192, 156032, 160896, 177656, 179776, 193821, 231288, 234048, 258428, 266484, 269664, 308384, 312064, 321792, 355312, 359552, 387642, 462576, 468096, 510761, 516856, 532968, 539328, 616768, 710624, 719104, 775284, 925152, 936192, 1021522, 1033712, 1065936, 1078656, 1176971, 1233536, 1421248, 1532283, 1550568, 1850304, 2043044, 2067424, 2131872, 2157312, 2353942, 2467072, 2842496, 3064566, 3101136, 3530913, 3700608, 4086088, 4134848, 4263744, 4707884, 5684992, 6129132, 6202272, 7061826, 7401216, 8172176, 8269696, 8527488, 9415768, 12258264, 12404544, 14123652, 16344352, 16539392, 17054976, 18831536, 24516528, 24809088, 27070333, 28247304, 32688704, 37663072, 49033056, 49618176, 54140666, 56494608, 65377408, 75326144, 81210999, 98066112, 108281332, 112989216, 130754816, 150652288, 162421998, 196132224, 216562664, 225978432, 301304576, 324843996, 392264448, 433125328, 451956864, 649687992, 866250656, 903913728, 1299375984, 1732501312, 2598751968, 3465002624, 5197503936, 6930005248, 10395007872, 20790015744]

約数ペア:

[(1, 20790015744), (2, 10395007872), (3, 6930005248), (4, 5197503936), (6, 3465002624), (8, 2598751968), (12, 1732501312), (16, 1299375984), (23, 903913728), (24, 866250656), (32, 649687992), (46, 451956864), (48, 433125328), (53, 392264448), (64, 324843996), (69, 301304576), (92, 225978432), (96, 216562664), (106, 196132224), (128, 162421998), (138, 150652288), (159, 130754816), (184, 112989216), (192, 108281332), (212, 98066112), (256, 81210999), (276, 75326144), (318, 65377408), (368, 56494608), (384, 54140666), (419, 49618176), (424, 49033056), (552, 37663072), (636, 32688704), (736, 28247304), (768, 27070333), (838, 24809088), (848, 24516528), (1104, 18831536), (1219, 17054976), (1257, 16539392), (1272, 16344352), (1472, 14123652), (1676, 12404544), (1696, 12258264), (2208, 9415768), (2438, 8527488), (2514, 8269696), (2544, 8172176), (2809, 7401216), (2944, 7061826), (3352, 6202272), (3392, 6129132), (3657, 5684992), (4416, 4707884), (4876, 4263744), (5028, 4134848), (5088, 4086088), (5618, 3700608), (5888, 3530913), (6704, 3101136), (6784, 3064566), (7314, 2842496), (8427, 2467072), (8832, 2353942), (9637, 2157312), (9752, 2131872), (10056, 2067424), (10176, 2043044), (11236, 1850304), (13408, 1550568), (13568, 1532283), (14628, 1421248), (16854, 1233536), (17664, 1176971), (19274, 1078656), (19504, 1065936), (20112, 1033712), (20352, 1021522), (22207, 936192), (22472, 925152), (26816, 775284), (28911, 719104), (29256, 710624), (33708, 616768), (38548, 539328), (39008, 532968), (40224, 516856), (40704, 510761), (44414, 468096), (44944, 462576), (53632, 387642), (57822, 359552), (58512, 355312), (64607, 321792), (66621, 312064), (67416, 308384), (77096, 269664), (78016, 266484), (80448, 258428), (88828, 234048), (89888, 231288), (107264, 193821), (115644, 179776), (117024, 177656), (129214, 160896), (133242, 156032), (134832, 154192)]