289266420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{691}}^1\times {\mathrm{6977}}^1$

素因数の和:7680

約数の個数: 48

約数和(自身を含む): 811234368

約数和(自身を除く): 521967948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 691, 1382, 2073, 2764, 3455, 4146, 6910, 6977, 8292, 10365, 13820, 13954, 20730, 20931, 27908, 34885, 41460, 41862, 69770, 83724, 104655, 139540, 209310, 418620, 4821107, 9642214, 14463321, 19284428, 24105535, 28926642, 48211070, 57853284, 72316605, 96422140, 144633210, 289266420]

約数ペア:

[(1, 289266420), (2, 144633210), (3, 96422140), (4, 72316605), (5, 57853284), (6, 48211070), (10, 28926642), (12, 24105535), (15, 19284428), (20, 14463321), (30, 9642214), (60, 4821107), (691, 418620), (1382, 209310), (2073, 139540), (2764, 104655), (3455, 83724), (4146, 69770), (6910, 41862), (6977, 41460), (8292, 34885), (10365, 27908), (13820, 20931), (13954, 20730)]