127513540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2671}}^1$

素因数の和:2729

約数の個数: 96

約数和(自身を含む): 344752128

約数和(自身を除く): 217238588

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 55, 62, 70, 77, 110, 124, 140, 154, 155, 217, 220, 308, 310, 341, 385, 434, 620, 682, 770, 868, 1085, 1364, 1540, 1705, 2170, 2387, 2671, 3410, 4340, 4774, 5342, 6820, 9548, 10684, 11935, 13355, 18697, 23870, 26710, 29381, 37394, 47740, 53420, 58762, 74788, 82801, 93485, 117524, 146905, 165602, 186970, 205667, 293810, 331204, 373940, 411334, 414005, 579607, 587620, 822668, 828010, 910811, 1028335, 1159214, 1656020, 1821622, 2056670, 2318428, 2898035, 3643244, 4113340, 4554055, 5796070, 6375677, 9108110, 11592140, 12751354, 18216220, 25502708, 31878385, 63756770, 127513540]

約数ペア:

[(1, 127513540), (2, 63756770), (4, 31878385), (5, 25502708), (7, 18216220), (10, 12751354), (11, 11592140), (14, 9108110), (20, 6375677), (22, 5796070), (28, 4554055), (31, 4113340), (35, 3643244), (44, 2898035), (55, 2318428), (62, 2056670), (70, 1821622), (77, 1656020), (110, 1159214), (124, 1028335), (140, 910811), (154, 828010), (155, 822668), (217, 587620), (220, 579607), (308, 414005), (310, 411334), (341, 373940), (385, 331204), (434, 293810), (620, 205667), (682, 186970), (770, 165602), (868, 146905), (1085, 117524), (1364, 93485), (1540, 82801), (1705, 74788), (2170, 58762), (2387, 53420), (2671, 47740), (3410, 37394), (4340, 29381), (4774, 26710), (5342, 23870), (6820, 18697), (9548, 13355), (10684, 11935)]