122807740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1637}}^1$

素因数の和:1699

約数の個数: 72

約数和(自身を含む): 292795776

約数和(自身を除く): 169988036

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 121, 124, 155, 220, 242, 310, 341, 484, 605, 620, 682, 1210, 1364, 1637, 1705, 2420, 3274, 3410, 3751, 6548, 6820, 7502, 8185, 15004, 16370, 18007, 18755, 32740, 36014, 37510, 50747, 72028, 75020, 90035, 101494, 180070, 198077, 202988, 253735, 360140, 396154, 507470, 558217, 792308, 990385, 1014940, 1116434, 1980770, 2232868, 2791085, 3961540, 5582170, 6140387, 11164340, 12280774, 24561548, 30701935, 61403870, 122807740]

約数ペア:

[(1, 122807740), (2, 61403870), (4, 30701935), (5, 24561548), (10, 12280774), (11, 11164340), (20, 6140387), (22, 5582170), (31, 3961540), (44, 2791085), (55, 2232868), (62, 1980770), (110, 1116434), (121, 1014940), (124, 990385), (155, 792308), (220, 558217), (242, 507470), (310, 396154), (341, 360140), (484, 253735), (605, 202988), (620, 198077), (682, 180070), (1210, 101494), (1364, 90035), (1637, 75020), (1705, 72028), (2420, 50747), (3274, 37510), (3410, 36014), (3751, 32740), (6548, 18755), (6820, 18007), (7502, 16370), (8185, 15004)]