313519120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{757}}^1$

素因数の和:968

約数の個数: 80

約数和(自身を含む): 757951488

約数和(自身を除く): 444432368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 167, 248, 310, 334, 496, 620, 668, 757, 835, 1240, 1336, 1514, 1670, 2480, 2672, 3028, 3340, 3785, 5177, 6056, 6680, 7570, 10354, 12112, 13360, 15140, 20708, 23467, 25885, 30280, 41416, 46934, 51770, 60560, 82832, 93868, 103540, 117335, 126419, 187736, 207080, 234670, 252838, 375472, 414160, 469340, 505676, 632095, 938680, 1011352, 1264190, 1877360, 2022704, 2528380, 3918989, 5056760, 7837978, 10113520, 15675956, 19594945, 31351912, 39189890, 62703824, 78379780, 156759560, 313519120]

約数ペア:

[(1, 313519120), (2, 156759560), (4, 78379780), (5, 62703824), (8, 39189890), (10, 31351912), (16, 19594945), (20, 15675956), (31, 10113520), (40, 7837978), (62, 5056760), (80, 3918989), (124, 2528380), (155, 2022704), (167, 1877360), (248, 1264190), (310, 1011352), (334, 938680), (496, 632095), (620, 505676), (668, 469340), (757, 414160), (835, 375472), (1240, 252838), (1336, 234670), (1514, 207080), (1670, 187736), (2480, 126419), (2672, 117335), (3028, 103540), (3340, 93868), (3785, 82832), (5177, 60560), (6056, 51770), (6680, 46934), (7570, 41416), (10354, 30280), (12112, 25885), (13360, 23467), (15140, 20708)]