659214640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{797}}^1$

素因数の和:1035

約数の個数: 120

約数和(自身を含む): 1793603952

約数和(自身を除く): 1134389312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 211, 245, 280, 392, 422, 490, 560, 784, 797, 844, 980, 1055, 1477, 1594, 1688, 1960, 2110, 2954, 3188, 3376, 3920, 3985, 4220, 5579, 5908, 6376, 7385, 7970, 8440, 10339, 11158, 11816, 12752, 14770, 15940, 16880, 20678, 22316, 23632, 27895, 29540, 31880, 39053, 41356, 44632, 51695, 55790, 59080, 63760, 78106, 82712, 89264, 103390, 111580, 118160, 156212, 165424, 168167, 195265, 206780, 223160, 312424, 336334, 390530, 413560, 446320, 624848, 672668, 781060, 827120, 840835, 1177169, 1345336, 1562120, 1681670, 2354338, 2690672, 3124240, 3363340, 4708676, 5885845, 6726680, 8240183, 9417352, 11771690, 13453360, 16480366, 18834704, 23543380, 32960732, 41200915, 47086760, 65921464, 82401830, 94173520, 131842928, 164803660, 329607320, 659214640]

約数ペア:

[(1, 659214640), (2, 329607320), (4, 164803660), (5, 131842928), (7, 94173520), (8, 82401830), (10, 65921464), (14, 47086760), (16, 41200915), (20, 32960732), (28, 23543380), (35, 18834704), (40, 16480366), (49, 13453360), (56, 11771690), (70, 9417352), (80, 8240183), (98, 6726680), (112, 5885845), (140, 4708676), (196, 3363340), (211, 3124240), (245, 2690672), (280, 2354338), (392, 1681670), (422, 1562120), (490, 1345336), (560, 1177169), (784, 840835), (797, 827120), (844, 781060), (980, 672668), (1055, 624848), (1477, 446320), (1594, 413560), (1688, 390530), (1960, 336334), (2110, 312424), (2954, 223160), (3188, 206780), (3376, 195265), (3920, 168167), (3985, 165424), (4220, 156212), (5579, 118160), (5908, 111580), (6376, 103390), (7385, 89264), (7970, 82712), (8440, 78106), (10339, 63760), (11158, 59080), (11816, 55790), (12752, 51695), (14770, 44632), (15940, 41356), (16880, 39053), (20678, 31880), (22316, 29540), (23632, 27895)]