639397776

素因数分解:

$2^4\times 3^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{2039}}^1$

素因数の和:2236

約数の個数: 80

約数和(自身を含む): 1699891200

約数和(自身を除く): 1060493424

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 47, 48, 94, 139, 141, 188, 278, 282, 376, 417, 556, 564, 752, 834, 1112, 1128, 1668, 2039, 2224, 2256, 3336, 4078, 6117, 6533, 6672, 8156, 12234, 13066, 16312, 19599, 24468, 26132, 32624, 39198, 48936, 52264, 78396, 95833, 97872, 104528, 156792, 191666, 283421, 287499, 313584, 383332, 566842, 574998, 766664, 850263, 1133684, 1149996, 1533328, 1700526, 2267368, 2299992, 3401052, 4534736, 4599984, 6802104, 13320787, 13604208, 26641574, 39962361, 53283148, 79924722, 106566296, 159849444, 213132592, 319698888, 639397776]

約数ペア:

[(1, 639397776), (2, 319698888), (3, 213132592), (4, 159849444), (6, 106566296), (8, 79924722), (12, 53283148), (16, 39962361), (24, 26641574), (47, 13604208), (48, 13320787), (94, 6802104), (139, 4599984), (141, 4534736), (188, 3401052), (278, 2299992), (282, 2267368), (376, 1700526), (417, 1533328), (556, 1149996), (564, 1133684), (752, 850263), (834, 766664), (1112, 574998), (1128, 566842), (1668, 383332), (2039, 313584), (2224, 287499), (2256, 283421), (3336, 191666), (4078, 156792), (6117, 104528), (6533, 97872), (6672, 95833), (8156, 78396), (12234, 52264), (13066, 48936), (16312, 39198), (19599, 32624), (24468, 26132)]