679487940

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{607}}^1\times {\mathrm{691}}^1$

素因数の和:1319

約数の個数: 120

約数和(自身を含む): 2138180352

約数和(自身を除く): 1458692412

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 607, 691, 810, 1214, 1382, 1620, 1821, 2073, 2428, 2764, 3035, 3455, 3642, 4146, 5463, 6070, 6219, 6910, 7284, 8292, 9105, 10365, 10926, 12140, 12438, 13820, 16389, 18210, 18657, 20730, 21852, 24876, 27315, 31095, 32778, 36420, 37314, 41460, 49167, 54630, 55971, 62190, 65556, 74628, 81945, 93285, 98334, 109260, 111942, 124380, 163890, 186570, 196668, 223884, 245835, 279855, 327780, 373140, 419437, 491670, 559710, 838874, 983340, 1119420, 1258311, 1677748, 2097185, 2516622, 3774933, 4194370, 5033244, 6291555, 7549866, 8388740, 11324799, 12583110, 15099732, 18874665, 22649598, 25166220, 33974397, 37749330, 45299196, 56623995, 67948794, 75498660, 113247990, 135897588, 169871985, 226495980, 339743970, 679487940]

約数ペア:

[(1, 679487940), (2, 339743970), (3, 226495980), (4, 169871985), (5, 135897588), (6, 113247990), (9, 75498660), (10, 67948794), (12, 56623995), (15, 45299196), (18, 37749330), (20, 33974397), (27, 25166220), (30, 22649598), (36, 18874665), (45, 15099732), (54, 12583110), (60, 11324799), (81, 8388740), (90, 7549866), (108, 6291555), (135, 5033244), (162, 4194370), (180, 3774933), (270, 2516622), (324, 2097185), (405, 1677748), (540, 1258311), (607, 1119420), (691, 983340), (810, 838874), (1214, 559710), (1382, 491670), (1620, 419437), (1821, 373140), (2073, 327780), (2428, 279855), (2764, 245835), (3035, 223884), (3455, 196668), (3642, 186570), (4146, 163890), (5463, 124380), (6070, 111942), (6219, 109260), (6910, 98334), (7284, 93285), (8292, 81945), (9105, 74628), (10365, 65556), (10926, 62190), (12140, 55971), (12438, 54630), (13820, 49167), (16389, 41460), (18210, 37314), (18657, 36420), (20730, 32778), (21852, 31095), (24876, 27315)]