320283780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{2887}}^1$

素因数の和:2985

約数の個数: 72

約数和(自身を含む): 918453312

約数和(自身を除く): 598169532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 1849, 2580, 2887, 3698, 5547, 5774, 7396, 8661, 9245, 11094, 11548, 14435, 17322, 18490, 22188, 27735, 28870, 34644, 36980, 43305, 55470, 57740, 86610, 110940, 124141, 173220, 248282, 372423, 496564, 620705, 744846, 1241410, 1489692, 1862115, 2482820, 3724230, 5338063, 7448460, 10676126, 16014189, 21352252, 26690315, 32028378, 53380630, 64056756, 80070945, 106761260, 160141890, 320283780]

約数ペア:

[(1, 320283780), (2, 160141890), (3, 106761260), (4, 80070945), (5, 64056756), (6, 53380630), (10, 32028378), (12, 26690315), (15, 21352252), (20, 16014189), (30, 10676126), (43, 7448460), (60, 5338063), (86, 3724230), (129, 2482820), (172, 1862115), (215, 1489692), (258, 1241410), (430, 744846), (516, 620705), (645, 496564), (860, 372423), (1290, 248282), (1849, 173220), (2580, 124141), (2887, 110940), (3698, 86610), (5547, 57740), (5774, 55470), (7396, 43305), (8661, 36980), (9245, 34644), (11094, 28870), (11548, 27735), (14435, 22188), (17322, 18490)]