263296020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10889}}^1$

素因数の和:10945

約数の個数: 96

約数和(自身を含む): 819624960

約数和(自身を除く): 556328940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 620, 780, 806, 930, 1209, 1612, 1860, 2015, 2418, 4030, 4836, 6045, 8060, 10889, 12090, 21778, 24180, 32667, 43556, 54445, 65334, 108890, 130668, 141557, 163335, 217780, 283114, 326670, 337559, 424671, 566228, 653340, 675118, 707785, 849342, 1012677, 1350236, 1415570, 1687795, 1698684, 2025354, 2123355, 2831140, 3375590, 4050708, 4246710, 4388267, 5063385, 6751180, 8493420, 8776534, 10126770, 13164801, 17553068, 20253540, 21941335, 26329602, 43882670, 52659204, 65824005, 87765340, 131648010, 263296020]

約数ペア:

[(1, 263296020), (2, 131648010), (3, 87765340), (4, 65824005), (5, 52659204), (6, 43882670), (10, 26329602), (12, 21941335), (13, 20253540), (15, 17553068), (20, 13164801), (26, 10126770), (30, 8776534), (31, 8493420), (39, 6751180), (52, 5063385), (60, 4388267), (62, 4246710), (65, 4050708), (78, 3375590), (93, 2831140), (124, 2123355), (130, 2025354), (155, 1698684), (156, 1687795), (186, 1415570), (195, 1350236), (260, 1012677), (310, 849342), (372, 707785), (390, 675118), (403, 653340), (465, 566228), (620, 424671), (780, 337559), (806, 326670), (930, 283114), (1209, 217780), (1612, 163335), (1860, 141557), (2015, 130668), (2418, 108890), (4030, 65334), (4836, 54445), (6045, 43556), (8060, 32667), (10889, 24180), (12090, 21778)]