281174960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{937}}^1$

素因数の和:1003

約数の個数: 120

約数和(自身を含む): 742535808

約数和(自身を除く): 461360848

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 121, 124, 155, 176, 220, 242, 248, 310, 341, 440, 484, 496, 605, 620, 682, 880, 937, 968, 1210, 1240, 1364, 1705, 1874, 1936, 2420, 2480, 2728, 3410, 3748, 3751, 4685, 4840, 5456, 6820, 7496, 7502, 9370, 9680, 10307, 13640, 14992, 15004, 18740, 18755, 20614, 27280, 29047, 30008, 37480, 37510, 41228, 51535, 58094, 60016, 74960, 75020, 82456, 103070, 113377, 116188, 145235, 150040, 164912, 206140, 226754, 232376, 290470, 300080, 319517, 412280, 453508, 464752, 566885, 580940, 639034, 824560, 907016, 1133770, 1161880, 1278068, 1597585, 1814032, 2267540, 2323760, 2556136, 3195170, 3514687, 4535080, 5112272, 6390340, 7029374, 9070160, 12780680, 14058748, 17573435, 25561360, 28117496, 35146870, 56234992, 70293740, 140587480, 281174960]

約数ペア:

[(1, 281174960), (2, 140587480), (4, 70293740), (5, 56234992), (8, 35146870), (10, 28117496), (11, 25561360), (16, 17573435), (20, 14058748), (22, 12780680), (31, 9070160), (40, 7029374), (44, 6390340), (55, 5112272), (62, 4535080), (80, 3514687), (88, 3195170), (110, 2556136), (121, 2323760), (124, 2267540), (155, 1814032), (176, 1597585), (220, 1278068), (242, 1161880), (248, 1133770), (310, 907016), (341, 824560), (440, 639034), (484, 580940), (496, 566885), (605, 464752), (620, 453508), (682, 412280), (880, 319517), (937, 300080), (968, 290470), (1210, 232376), (1240, 226754), (1364, 206140), (1705, 164912), (1874, 150040), (1936, 145235), (2420, 116188), (2480, 113377), (2728, 103070), (3410, 82456), (3748, 75020), (3751, 74960), (4685, 60016), (4840, 58094), (5456, 51535), (6820, 41228), (7496, 37510), (7502, 37480), (9370, 30008), (9680, 29047), (10307, 27280), (13640, 20614), (14992, 18755), (15004, 18740)]