68303120

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{499}}^1$

素因数の和:600

約数の個数: 80

約数和(自身を含む): 167400000

約数和(自身を除く): 99096880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 59, 80, 116, 118, 145, 232, 236, 290, 295, 464, 472, 499, 580, 590, 944, 998, 1160, 1180, 1711, 1996, 2320, 2360, 2495, 3422, 3992, 4720, 4990, 6844, 7984, 8555, 9980, 13688, 14471, 17110, 19960, 27376, 28942, 29441, 34220, 39920, 57884, 58882, 68440, 72355, 115768, 117764, 136880, 144710, 147205, 231536, 235528, 289420, 294410, 471056, 578840, 588820, 853789, 1157680, 1177640, 1707578, 2355280, 3415156, 4268945, 6830312, 8537890, 13660624, 17075780, 34151560, 68303120]

約数ペア:

[(1, 68303120), (2, 34151560), (4, 17075780), (5, 13660624), (8, 8537890), (10, 6830312), (16, 4268945), (20, 3415156), (29, 2355280), (40, 1707578), (58, 1177640), (59, 1157680), (80, 853789), (116, 588820), (118, 578840), (145, 471056), (232, 294410), (236, 289420), (290, 235528), (295, 231536), (464, 147205), (472, 144710), (499, 136880), (580, 117764), (590, 115768), (944, 72355), (998, 68440), (1160, 58882), (1180, 57884), (1711, 39920), (1996, 34220), (2320, 29441), (2360, 28942), (2495, 27376), (3422, 19960), (3992, 17110), (4720, 14471), (4990, 13688), (6844, 9980), (7984, 8555)]