280012770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{100363}}^1$

素因数の和:100407

約数の個数: 48

約数和(自身を含む): 751525632

約数和(自身を除く): 471512862

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 100363, 200726, 301089, 501815, 602178, 903267, 1003630, 1505445, 1806534, 3010890, 3111253, 4516335, 6222506, 9032670, 9333759, 15556265, 18667518, 28001277, 31112530, 46668795, 56002554, 93337590, 140006385, 280012770]

約数ペア:

[(1, 280012770), (2, 140006385), (3, 93337590), (5, 56002554), (6, 46668795), (9, 31112530), (10, 28001277), (15, 18667518), (18, 15556265), (30, 9333759), (31, 9032670), (45, 6222506), (62, 4516335), (90, 3111253), (93, 3010890), (155, 1806534), (186, 1505445), (279, 1003630), (310, 903267), (465, 602178), (558, 501815), (930, 301089), (1395, 200726), (2790, 100363)]