7996920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{647}}^1$

素因数の和:764

約数の個数: 64

約数和(自身を含む): 24261120

約数和(自身を除く): 16264200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 206, 309, 412, 515, 618, 647, 824, 1030, 1236, 1294, 1545, 1941, 2060, 2472, 2588, 3090, 3235, 3882, 4120, 5176, 6180, 6470, 7764, 9705, 12360, 12940, 15528, 19410, 25880, 38820, 66641, 77640, 133282, 199923, 266564, 333205, 399846, 533128, 666410, 799692, 999615, 1332820, 1599384, 1999230, 2665640, 3998460, 7996920]

約数ペア:

[(1, 7996920), (2, 3998460), (3, 2665640), (4, 1999230), (5, 1599384), (6, 1332820), (8, 999615), (10, 799692), (12, 666410), (15, 533128), (20, 399846), (24, 333205), (30, 266564), (40, 199923), (60, 133282), (103, 77640), (120, 66641), (206, 38820), (309, 25880), (412, 19410), (515, 15528), (618, 12940), (647, 12360), (824, 9705), (1030, 7764), (1236, 6470), (1294, 6180), (1545, 5176), (1941, 4120), (2060, 3882), (2472, 3235), (2588, 3090)]