23507820

素因数分解:

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

素因数の和:722

約数の個数: 144

約数和(自身を含む): 84634368

約数和(自身を除く): 61126548

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, 243, 252, 270, 315, 324, 378, 405, 420, 486, 540, 567, 630, 691, 756, 810, 945, 972, 1134, 1215, 1260, 1382, 1620, 1701, 1890, 2073, 2268, 2430, 2764, 2835, 3402, 3455, 3780, 4146, 4837, 4860, 5670, 6219, 6804, 6910, 8292, 8505, 9674, 10365, 11340, 12438, 13820, 14511, 17010, 18657, 19348, 20730, 24185, 24876, 29022, 31095, 34020, 37314, 41460, 43533, 48370, 55971, 58044, 62190, 72555, 74628, 87066, 93285, 96740, 111942, 124380, 130599, 145110, 167913, 174132, 186570, 217665, 223884, 261198, 279855, 290220, 335826, 373140, 391797, 435330, 522396, 559710, 652995, 671652, 783594, 839565, 870660, 1119420, 1175391, 1305990, 1567188, 1679130, 1958985, 2350782, 2611980, 3358260, 3917970, 4701564, 5876955, 7835940, 11753910, 23507820]

約数ペア:

[(1, 23507820), (2, 11753910), (3, 7835940), (4, 5876955), (5, 4701564), (6, 3917970), (7, 3358260), (9, 2611980), (10, 2350782), (12, 1958985), (14, 1679130), (15, 1567188), (18, 1305990), (20, 1175391), (21, 1119420), (27, 870660), (28, 839565), (30, 783594), (35, 671652), (36, 652995), (42, 559710), (45, 522396), (54, 435330), (60, 391797), (63, 373140), (70, 335826), (81, 290220), (84, 279855), (90, 261198), (105, 223884), (108, 217665), (126, 186570), (135, 174132), (140, 167913), (162, 145110), (180, 130599), (189, 124380), (210, 111942), (243, 96740), (252, 93285), (270, 87066), (315, 74628), (324, 72555), (378, 62190), (405, 58044), (420, 55971), (486, 48370), (540, 43533), (567, 41460), (630, 37314), (691, 34020), (756, 31095), (810, 29022), (945, 24876), (972, 24185), (1134, 20730), (1215, 19348), (1260, 18657), (1382, 17010), (1620, 14511), (1701, 13820), (1890, 12438), (2073, 11340), (2268, 10365), (2430, 9674), (2764, 8505), (2835, 8292), (3402, 6910), (3455, 6804), (3780, 6219), (4146, 5670), (4837, 4860)]