7835940

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{691}}^1$

素因数の和:719

約数の個数: 120

約数和(自身を含む): 28133952

約数和(自身を除く): 20298012

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 691, 756, 810, 945, 1134, 1260, 1382, 1620, 1890, 2073, 2268, 2764, 2835, 3455, 3780, 4146, 4837, 5670, 6219, 6910, 8292, 9674, 10365, 11340, 12438, 13820, 14511, 18657, 19348, 20730, 24185, 24876, 29022, 31095, 37314, 41460, 43533, 48370, 55971, 58044, 62190, 72555, 74628, 87066, 93285, 96740, 111942, 124380, 130599, 145110, 174132, 186570, 217665, 223884, 261198, 279855, 290220, 373140, 391797, 435330, 522396, 559710, 652995, 783594, 870660, 1119420, 1305990, 1567188, 1958985, 2611980, 3917970, 7835940]

約数ペア:

[(1, 7835940), (2, 3917970), (3, 2611980), (4, 1958985), (5, 1567188), (6, 1305990), (7, 1119420), (9, 870660), (10, 783594), (12, 652995), (14, 559710), (15, 522396), (18, 435330), (20, 391797), (21, 373140), (27, 290220), (28, 279855), (30, 261198), (35, 223884), (36, 217665), (42, 186570), (45, 174132), (54, 145110), (60, 130599), (63, 124380), (70, 111942), (81, 96740), (84, 93285), (90, 87066), (105, 74628), (108, 72555), (126, 62190), (135, 58044), (140, 55971), (162, 48370), (180, 43533), (189, 41460), (210, 37314), (252, 31095), (270, 29022), (315, 24876), (324, 24185), (378, 20730), (405, 19348), (420, 18657), (540, 14511), (567, 13820), (630, 12438), (691, 11340), (756, 10365), (810, 9674), (945, 8292), (1134, 6910), (1260, 6219), (1382, 5670), (1620, 4837), (1890, 4146), (2073, 3780), (2268, 3455), (2764, 2835)]