72904620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{3907}}^1$

素因数の和:4230

約数の個数: 48

約数和(自身を含む): 204841728

約数和(自身を除く): 131937108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 311, 622, 933, 1244, 1555, 1866, 3110, 3732, 3907, 4665, 6220, 7814, 9330, 11721, 15628, 18660, 19535, 23442, 39070, 46884, 58605, 78140, 117210, 234420, 1215077, 2430154, 3645231, 4860308, 6075385, 7290462, 12150770, 14580924, 18226155, 24301540, 36452310, 72904620]

約数ペア:

[(1, 72904620), (2, 36452310), (3, 24301540), (4, 18226155), (5, 14580924), (6, 12150770), (10, 7290462), (12, 6075385), (15, 4860308), (20, 3645231), (30, 2430154), (60, 1215077), (311, 234420), (622, 117210), (933, 78140), (1244, 58605), (1555, 46884), (1866, 39070), (3110, 23442), (3732, 19535), (3907, 18660), (4665, 15628), (6220, 11721), (7814, 9330)]