145923540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{347437}}^1$

素因数の和:347456

約数の個数: 48

約数和(自身を含む): 466956672

約数和(自身を除く): 321033132

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 347437, 694874, 1042311, 1389748, 1737185, 2084622, 2432059, 3474370, 4169244, 4864118, 5211555, 6948740, 7296177, 9728236, 10423110, 12160295, 14592354, 20846220, 24320590, 29184708, 36480885, 48641180, 72961770, 145923540]

約数ペア:

[(1, 145923540), (2, 72961770), (3, 48641180), (4, 36480885), (5, 29184708), (6, 24320590), (7, 20846220), (10, 14592354), (12, 12160295), (14, 10423110), (15, 9728236), (20, 7296177), (21, 6948740), (28, 5211555), (30, 4864118), (35, 4169244), (42, 3474370), (60, 2432059), (70, 2084622), (84, 1737185), (105, 1389748), (140, 1042311), (210, 694874), (420, 347437)]