178097480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1187}}^1$

素因数の和:1251

約数の個数: 96

約数和(自身を含む): 455051520

約数和(自身を除く): 276954040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 121, 124, 155, 220, 242, 248, 310, 341, 440, 484, 605, 620, 682, 968, 1187, 1210, 1240, 1364, 1705, 2374, 2420, 2728, 3410, 3751, 4748, 4840, 5935, 6820, 7502, 9496, 11870, 13057, 13640, 15004, 18755, 23740, 26114, 30008, 36797, 37510, 47480, 52228, 65285, 73594, 75020, 104456, 130570, 143627, 147188, 150040, 183985, 261140, 287254, 294376, 367970, 404767, 522280, 574508, 718135, 735940, 809534, 1149016, 1436270, 1471880, 1619068, 2023835, 2872540, 3238136, 4047670, 4452437, 5745080, 8095340, 8904874, 16190680, 17809748, 22262185, 35619496, 44524370, 89048740, 178097480]

約数ペア:

[(1, 178097480), (2, 89048740), (4, 44524370), (5, 35619496), (8, 22262185), (10, 17809748), (11, 16190680), (20, 8904874), (22, 8095340), (31, 5745080), (40, 4452437), (44, 4047670), (55, 3238136), (62, 2872540), (88, 2023835), (110, 1619068), (121, 1471880), (124, 1436270), (155, 1149016), (220, 809534), (242, 735940), (248, 718135), (310, 574508), (341, 522280), (440, 404767), (484, 367970), (605, 294376), (620, 287254), (682, 261140), (968, 183985), (1187, 150040), (1210, 147188), (1240, 143627), (1364, 130570), (1705, 104456), (2374, 75020), (2420, 73594), (2728, 65285), (3410, 52228), (3751, 47480), (4748, 37510), (4840, 36797), (5935, 30008), (6820, 26114), (7502, 23740), (9496, 18755), (11870, 15004), (13057, 13640)]