7839960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{827}}^1$

素因数の和:920

約数の個数: 64

約数和(自身を含む): 23846400

約数和(自身を除く): 16006440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 827, 948, 1185, 1580, 1654, 1896, 2370, 2481, 3160, 3308, 4135, 4740, 4962, 6616, 8270, 9480, 9924, 12405, 16540, 19848, 24810, 33080, 49620, 65333, 99240, 130666, 195999, 261332, 326665, 391998, 522664, 653330, 783996, 979995, 1306660, 1567992, 1959990, 2613320, 3919980, 7839960]

約数ペア:

[(1, 7839960), (2, 3919980), (3, 2613320), (4, 1959990), (5, 1567992), (6, 1306660), (8, 979995), (10, 783996), (12, 653330), (15, 522664), (20, 391998), (24, 326665), (30, 261332), (40, 195999), (60, 130666), (79, 99240), (120, 65333), (158, 49620), (237, 33080), (316, 24810), (395, 19848), (474, 16540), (632, 12405), (790, 9924), (827, 9480), (948, 8270), (1185, 6616), (1580, 4962), (1654, 4740), (1896, 4135), (2370, 3308), (2481, 3160)]