1331037680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{859}}^1\times {\mathrm{2767}}^1$

素因数の和:3646

約数の個数: 80

約数和(自身を含む): 3542154240

約数和(自身を除く): 2211116560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 859, 1718, 2767, 3436, 4295, 5534, 6013, 6872, 8590, 11068, 12026, 13744, 13835, 17180, 19369, 22136, 24052, 27670, 30065, 34360, 38738, 44272, 48104, 55340, 60130, 68720, 77476, 96208, 96845, 110680, 120260, 154952, 193690, 221360, 240520, 309904, 387380, 481040, 774760, 1549520, 2376853, 4753706, 9507412, 11884265, 16637971, 19014824, 23768530, 33275942, 38029648, 47537060, 66551884, 83189855, 95074120, 133103768, 166379710, 190148240, 266207536, 332759420, 665518840, 1331037680]

約数ペア:

[(1, 1331037680), (2, 665518840), (4, 332759420), (5, 266207536), (7, 190148240), (8, 166379710), (10, 133103768), (14, 95074120), (16, 83189855), (20, 66551884), (28, 47537060), (35, 38029648), (40, 33275942), (56, 23768530), (70, 19014824), (80, 16637971), (112, 11884265), (140, 9507412), (280, 4753706), (560, 2376853), (859, 1549520), (1718, 774760), (2767, 481040), (3436, 387380), (4295, 309904), (5534, 240520), (6013, 221360), (6872, 193690), (8590, 154952), (11068, 120260), (12026, 110680), (13744, 96845), (13835, 96208), (17180, 77476), (19369, 68720), (22136, 60130), (24052, 55340), (27670, 48104), (30065, 44272), (34360, 38738)]