8927380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:86

約数の個数: 144

約数和(自身を含む): 25740288

約数和(自身を除く): 16812908

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 31, 34, 35, 44, 55, 62, 68, 70, 77, 85, 110, 119, 121, 124, 140, 154, 155, 170, 187, 217, 220, 238, 242, 308, 310, 340, 341, 374, 385, 434, 476, 484, 527, 595, 605, 620, 682, 748, 770, 847, 868, 935, 1054, 1085, 1190, 1210, 1309, 1364, 1540, 1694, 1705, 1870, 2057, 2108, 2170, 2380, 2387, 2420, 2618, 2635, 3388, 3410, 3689, 3740, 3751, 4114, 4235, 4340, 4774, 5236, 5270, 5797, 6545, 6820, 7378, 7502, 8228, 8470, 9548, 10285, 10540, 11594, 11935, 13090, 14399, 14756, 15004, 16940, 18445, 18755, 20570, 23188, 23870, 26180, 26257, 28798, 28985, 36890, 37510, 40579, 41140, 47740, 52514, 57596, 57970, 63767, 71995, 73780, 75020, 81158, 105028, 115940, 127534, 131285, 143990, 162316, 202895, 255068, 262570, 287980, 318835, 405790, 446369, 525140, 637670, 811580, 892738, 1275340, 1785476, 2231845, 4463690, 8927380]

約数ペア:

[(1, 8927380), (2, 4463690), (4, 2231845), (5, 1785476), (7, 1275340), (10, 892738), (11, 811580), (14, 637670), (17, 525140), (20, 446369), (22, 405790), (28, 318835), (31, 287980), (34, 262570), (35, 255068), (44, 202895), (55, 162316), (62, 143990), (68, 131285), (70, 127534), (77, 115940), (85, 105028), (110, 81158), (119, 75020), (121, 73780), (124, 71995), (140, 63767), (154, 57970), (155, 57596), (170, 52514), (187, 47740), (217, 41140), (220, 40579), (238, 37510), (242, 36890), (308, 28985), (310, 28798), (340, 26257), (341, 26180), (374, 23870), (385, 23188), (434, 20570), (476, 18755), (484, 18445), (527, 16940), (595, 15004), (605, 14756), (620, 14399), (682, 13090), (748, 11935), (770, 11594), (847, 10540), (868, 10285), (935, 9548), (1054, 8470), (1085, 8228), (1190, 7502), (1210, 7378), (1309, 6820), (1364, 6545), (1540, 5797), (1694, 5270), (1705, 5236), (1870, 4774), (2057, 4340), (2108, 4235), (2170, 4114), (2380, 3751), (2387, 3740), (2420, 3689), (2618, 3410), (2635, 3388)]