1268456000840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{15784669}}^1$

素因数の和:15784735

約数の個数: 96

約数和(自身を含む): 3400964998200

約数和(自身を除く): 2132508997360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 49, 56, 70, 82, 98, 140, 164, 196, 205, 245, 280, 287, 328, 392, 410, 490, 574, 820, 980, 1148, 1435, 1640, 1960, 2009, 2296, 2870, 4018, 5740, 8036, 10045, 11480, 16072, 20090, 40180, 80360, 15784669, 31569338, 63138676, 78923345, 110492683, 126277352, 157846690, 220985366, 315693380, 441970732, 552463415, 631386760, 647171429, 773448781, 883941464, 1104926830, 1294342858, 1546897562, 2209853660, 2588685716, 3093795124, 3235857145, 3867243905, 4419707320, 4530200003, 5177371432, 6187590248, 6471714290, 7734487810, 9060400006, 12943428580, 15468975620, 18120800012, 22651000015, 25886857160, 30937951240, 31711400021, 36241600024, 45302000030, 63422800042, 90604000060, 126845600084, 158557000105, 181208000120, 253691200168, 317114000210, 634228000420, 1268456000840]

約数ペア:

[(1, 1268456000840), (2, 634228000420), (4, 317114000210), (5, 253691200168), (7, 181208000120), (8, 158557000105), (10, 126845600084), (14, 90604000060), (20, 63422800042), (28, 45302000030), (35, 36241600024), (40, 31711400021), (41, 30937951240), (49, 25886857160), (56, 22651000015), (70, 18120800012), (82, 15468975620), (98, 12943428580), (140, 9060400006), (164, 7734487810), (196, 6471714290), (205, 6187590248), (245, 5177371432), (280, 4530200003), (287, 4419707320), (328, 3867243905), (392, 3235857145), (410, 3093795124), (490, 2588685716), (574, 2209853660), (820, 1546897562), (980, 1294342858), (1148, 1104926830), (1435, 883941464), (1640, 773448781), (1960, 647171429), (2009, 631386760), (2296, 552463415), (2870, 441970732), (4018, 315693380), (5740, 220985366), (8036, 157846690), (10045, 126277352), (11480, 110492683), (16072, 78923345), (20090, 63138676), (40180, 31569338), (80360, 15784669)]