20454978240

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{308801}}^1$

素因数の和:308847

約数の個数: 168

約数和(自身を含む): 73415822688

約数和(自身を除く): 52960844448

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 64, 69, 72, 80, 90, 92, 96, 115, 120, 138, 144, 160, 180, 184, 192, 207, 230, 240, 276, 288, 320, 345, 360, 368, 414, 460, 480, 552, 576, 690, 720, 736, 828, 920, 960, 1035, 1104, 1380, 1440, 1472, 1656, 1840, 2070, 2208, 2760, 2880, 3312, 3680, 4140, 4416, 5520, 6624, 7360, 8280, 11040, 13248, 16560, 22080, 33120, 66240, 308801, 617602, 926403, 1235204, 1544005, 1852806, 2470408, 2779209, 3088010, 3705612, 4632015, 4940816, 5558418, 6176020, 7102423, 7411224, 9264030, 9881632, 11116836, 12352040, 13896045, 14204846, 14822448, 18528060, 19763264, 21307269, 22233672, 24704080, 27792090, 28409692, 29644896, 35512115, 37056120, 42614538, 44467344, 49408160, 55584180, 56819384, 59289792, 63921807, 71024230, 74112240, 85229076, 88934688, 98816320, 106536345, 111168360, 113638768, 127843614, 142048460, 148224480, 170458152, 177869376, 213072690, 222336720, 227277536, 255687228, 284096920, 296448960, 319609035, 340916304, 426145380, 444673440, 454555072, 511374456, 568193840, 639218070, 681832608, 852290760, 889346880, 1022748912, 1136387680, 1278436140, 1363665216, 1704581520, 2045497824, 2272775360, 2556872280, 3409163040, 4090995648, 5113744560, 6818326080, 10227489120, 20454978240]

約数ペア:

[(1, 20454978240), (2, 10227489120), (3, 6818326080), (4, 5113744560), (5, 4090995648), (6, 3409163040), (8, 2556872280), (9, 2272775360), (10, 2045497824), (12, 1704581520), (15, 1363665216), (16, 1278436140), (18, 1136387680), (20, 1022748912), (23, 889346880), (24, 852290760), (30, 681832608), (32, 639218070), (36, 568193840), (40, 511374456), (45, 454555072), (46, 444673440), (48, 426145380), (60, 340916304), (64, 319609035), (69, 296448960), (72, 284096920), (80, 255687228), (90, 227277536), (92, 222336720), (96, 213072690), (115, 177869376), (120, 170458152), (138, 148224480), (144, 142048460), (160, 127843614), (180, 113638768), (184, 111168360), (192, 106536345), (207, 98816320), (230, 88934688), (240, 85229076), (276, 74112240), (288, 71024230), (320, 63921807), (345, 59289792), (360, 56819384), (368, 55584180), (414, 49408160), (460, 44467344), (480, 42614538), (552, 37056120), (576, 35512115), (690, 29644896), (720, 28409692), (736, 27792090), (828, 24704080), (920, 22233672), (960, 21307269), (1035, 19763264), (1104, 18528060), (1380, 14822448), (1440, 14204846), (1472, 13896045), (1656, 12352040), (1840, 11116836), (2070, 9881632), (2208, 9264030), (2760, 7411224), (2880, 7102423), (3312, 6176020), (3680, 5558418), (4140, 4940816), (4416, 4632015), (5520, 3705612), (6624, 3088010), (7360, 2779209), (8280, 2470408), (11040, 1852806), (13248, 1544005), (16560, 1235204), (22080, 926403), (33120, 617602), (66240, 308801)]