71869980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13163}}^1$

素因数の和:13195

約数の個数: 96

約数和(自身を含む): 247693824

約数和(自身を除く): 175823844

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 13163, 26326, 39489, 52652, 65815, 78978, 92141, 131630, 157956, 171119, 184282, 197445, 263260, 276423, 342238, 368564, 394890, 460705, 513357, 552846, 684476, 789780, 855595, 921410, 1026714, 1105692, 1197833, 1382115, 1711190, 1842820, 2053428, 2395666, 2566785, 2764230, 3422380, 3593499, 4791332, 5133570, 5528460, 5989165, 7186998, 10267140, 11978330, 14373996, 17967495, 23956660, 35934990, 71869980]

約数ペア:

[(1, 71869980), (2, 35934990), (3, 23956660), (4, 17967495), (5, 14373996), (6, 11978330), (7, 10267140), (10, 7186998), (12, 5989165), (13, 5528460), (14, 5133570), (15, 4791332), (20, 3593499), (21, 3422380), (26, 2764230), (28, 2566785), (30, 2395666), (35, 2053428), (39, 1842820), (42, 1711190), (52, 1382115), (60, 1197833), (65, 1105692), (70, 1026714), (78, 921410), (84, 855595), (91, 789780), (105, 684476), (130, 552846), (140, 513357), (156, 460705), (182, 394890), (195, 368564), (210, 342238), (260, 276423), (273, 263260), (364, 197445), (390, 184282), (420, 171119), (455, 157956), (546, 131630), (780, 92141), (910, 78978), (1092, 65815), (1365, 52652), (1820, 39489), (2730, 26326), (5460, 13163)]