399500520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{114799}}^1$

素因数の和:114842

約数の個数: 64

約数和(自身を含む): 1239840000

約数和(自身を除く): 840339480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 114799, 229598, 344397, 459196, 573995, 688794, 918392, 1147990, 1377588, 1721985, 2295980, 2755176, 3329171, 3443970, 4591960, 6658342, 6887940, 9987513, 13316684, 13775880, 16645855, 19975026, 26633368, 33291710, 39950052, 49937565, 66583420, 79900104, 99875130, 133166840, 199750260, 399500520]

約数ペア:

[(1, 399500520), (2, 199750260), (3, 133166840), (4, 99875130), (5, 79900104), (6, 66583420), (8, 49937565), (10, 39950052), (12, 33291710), (15, 26633368), (20, 19975026), (24, 16645855), (29, 13775880), (30, 13316684), (40, 9987513), (58, 6887940), (60, 6658342), (87, 4591960), (116, 3443970), (120, 3329171), (145, 2755176), (174, 2295980), (232, 1721985), (290, 1377588), (348, 1147990), (435, 918392), (580, 688794), (696, 573995), (870, 459196), (1160, 344397), (1740, 229598), (3480, 114799)]