619965520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{607}}^1\times {\mathrm{751}}^1$

素因数の和:1388

約数の個数: 80

約数和(自身を含む): 1530759168

約数和(自身を除く): 910793648

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 607, 680, 751, 1214, 1360, 1502, 2428, 3004, 3035, 3755, 4856, 6008, 6070, 7510, 9712, 10319, 12016, 12140, 12767, 15020, 20638, 24280, 25534, 30040, 41276, 48560, 51068, 51595, 60080, 63835, 82552, 102136, 103190, 127670, 165104, 204272, 206380, 255340, 412760, 455857, 510680, 825520, 911714, 1021360, 1823428, 2279285, 3646856, 4558570, 7293712, 7749569, 9117140, 15499138, 18234280, 30998276, 36468560, 38747845, 61996552, 77495690, 123993104, 154991380, 309982760, 619965520]

約数ペア:

[(1, 619965520), (2, 309982760), (4, 154991380), (5, 123993104), (8, 77495690), (10, 61996552), (16, 38747845), (17, 36468560), (20, 30998276), (34, 18234280), (40, 15499138), (68, 9117140), (80, 7749569), (85, 7293712), (136, 4558570), (170, 3646856), (272, 2279285), (340, 1823428), (607, 1021360), (680, 911714), (751, 825520), (1214, 510680), (1360, 455857), (1502, 412760), (2428, 255340), (3004, 206380), (3035, 204272), (3755, 165104), (4856, 127670), (6008, 103190), (6070, 102136), (7510, 82552), (9712, 63835), (10319, 60080), (12016, 51595), (12140, 51068), (12767, 48560), (15020, 41276), (20638, 30040), (24280, 25534)]