647955680

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{1129}}^1$

素因数の和:1372

約数の個数: 96

約数和(自身を含む): 1629966240

約数和(自身を除く): 982010560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 211, 272, 340, 422, 544, 680, 844, 1055, 1129, 1360, 1688, 2110, 2258, 2720, 3376, 3587, 4220, 4516, 5645, 6752, 7174, 8440, 9032, 11290, 14348, 16880, 17935, 18064, 19193, 22580, 28696, 33760, 35870, 36128, 38386, 45160, 57392, 71740, 76772, 90320, 95965, 114784, 143480, 153544, 180640, 191930, 238219, 286960, 307088, 383860, 476438, 573920, 614176, 767720, 952876, 1191095, 1535440, 1905752, 2382190, 3070880, 3811504, 4049723, 4764380, 7623008, 8099446, 9528760, 16198892, 19057520, 20248615, 32397784, 38115040, 40497230, 64795568, 80994460, 129591136, 161988920, 323977840, 647955680]

約数ペア:

[(1, 647955680), (2, 323977840), (4, 161988920), (5, 129591136), (8, 80994460), (10, 64795568), (16, 40497230), (17, 38115040), (20, 32397784), (32, 20248615), (34, 19057520), (40, 16198892), (68, 9528760), (80, 8099446), (85, 7623008), (136, 4764380), (160, 4049723), (170, 3811504), (211, 3070880), (272, 2382190), (340, 1905752), (422, 1535440), (544, 1191095), (680, 952876), (844, 767720), (1055, 614176), (1129, 573920), (1360, 476438), (1688, 383860), (2110, 307088), (2258, 286960), (2720, 238219), (3376, 191930), (3587, 180640), (4220, 153544), (4516, 143480), (5645, 114784), (6752, 95965), (7174, 90320), (8440, 76772), (9032, 71740), (11290, 57392), (14348, 45160), (16880, 38386), (17935, 36128), (18064, 35870), (19193, 33760), (22580, 28696)]