291245880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{56443}}^1$

素因数の和:56500

約数の個数: 64

約数和(自身を含む): 894072960

約数和(自身を除く): 602827080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 56443, 112886, 169329, 225772, 282215, 338658, 451544, 564430, 677316, 846645, 1128860, 1354632, 1693290, 2257720, 2427049, 3386580, 4854098, 6773160, 7281147, 9708196, 12135245, 14562294, 19416392, 24270490, 29124588, 36405735, 48540980, 58249176, 72811470, 97081960, 145622940, 291245880]

約数ペア:

[(1, 291245880), (2, 145622940), (3, 97081960), (4, 72811470), (5, 58249176), (6, 48540980), (8, 36405735), (10, 29124588), (12, 24270490), (15, 19416392), (20, 14562294), (24, 12135245), (30, 9708196), (40, 7281147), (43, 6773160), (60, 4854098), (86, 3386580), (120, 2427049), (129, 2257720), (172, 1693290), (215, 1354632), (258, 1128860), (344, 846645), (430, 677316), (516, 564430), (645, 451544), (860, 338658), (1032, 282215), (1290, 225772), (1720, 169329), (2580, 112886), (5160, 56443)]