74744760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1279}}^1$

素因数の和:1780

約数の個数: 64

約数和(自身を含む): 224870400

約数和(自身を除く): 150125640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 487, 974, 1279, 1461, 1948, 2435, 2558, 2922, 3837, 3896, 4870, 5116, 5844, 6395, 7305, 7674, 9740, 10232, 11688, 12790, 14610, 15348, 19185, 19480, 25580, 29220, 30696, 38370, 51160, 58440, 76740, 153480, 622873, 1245746, 1868619, 2491492, 3114365, 3737238, 4982984, 6228730, 7474476, 9343095, 12457460, 14948952, 18686190, 24914920, 37372380, 74744760]

約数ペア:

[(1, 74744760), (2, 37372380), (3, 24914920), (4, 18686190), (5, 14948952), (6, 12457460), (8, 9343095), (10, 7474476), (12, 6228730), (15, 4982984), (20, 3737238), (24, 3114365), (30, 2491492), (40, 1868619), (60, 1245746), (120, 622873), (487, 153480), (974, 76740), (1279, 58440), (1461, 51160), (1948, 38370), (2435, 30696), (2558, 29220), (2922, 25580), (3837, 19480), (3896, 19185), (4870, 15348), (5116, 14610), (5844, 12790), (6395, 11688), (7305, 10232), (7674, 9740)]