917211880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3347}}^1$

素因数の和:3419

約数の個数: 128

約数和(自身を含む): 2429844480

約数和(自身を除く): 1512632600

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 31, 34, 40, 52, 62, 65, 68, 85, 104, 124, 130, 136, 155, 170, 221, 248, 260, 310, 340, 403, 442, 520, 527, 620, 680, 806, 884, 1054, 1105, 1240, 1612, 1768, 2015, 2108, 2210, 2635, 3224, 3347, 4030, 4216, 4420, 5270, 6694, 6851, 8060, 8840, 10540, 13388, 13702, 16120, 16735, 21080, 26776, 27404, 33470, 34255, 43511, 54808, 56899, 66940, 68510, 87022, 103757, 113798, 133880, 137020, 174044, 207514, 217555, 227596, 274040, 284495, 348088, 415028, 435110, 455192, 518785, 568990, 739687, 830056, 870220, 1037570, 1137980, 1348841, 1479374, 1740440, 1763869, 2075140, 2275960, 2697682, 2958748, 3527738, 3698435, 4150280, 5395364, 5917496, 6744205, 7055476, 7396870, 8819345, 10790728, 13488410, 14110952, 14793740, 17638690, 22930297, 26976820, 29587480, 35277380, 45860594, 53953640, 70554760, 91721188, 114651485, 183442376, 229302970, 458605940, 917211880]

約数ペア:

[(1, 917211880), (2, 458605940), (4, 229302970), (5, 183442376), (8, 114651485), (10, 91721188), (13, 70554760), (17, 53953640), (20, 45860594), (26, 35277380), (31, 29587480), (34, 26976820), (40, 22930297), (52, 17638690), (62, 14793740), (65, 14110952), (68, 13488410), (85, 10790728), (104, 8819345), (124, 7396870), (130, 7055476), (136, 6744205), (155, 5917496), (170, 5395364), (221, 4150280), (248, 3698435), (260, 3527738), (310, 2958748), (340, 2697682), (403, 2275960), (442, 2075140), (520, 1763869), (527, 1740440), (620, 1479374), (680, 1348841), (806, 1137980), (884, 1037570), (1054, 870220), (1105, 830056), (1240, 739687), (1612, 568990), (1768, 518785), (2015, 455192), (2108, 435110), (2210, 415028), (2635, 348088), (3224, 284495), (3347, 274040), (4030, 227596), (4216, 217555), (4420, 207514), (5270, 174044), (6694, 137020), (6851, 133880), (8060, 113798), (8840, 103757), (10540, 87022), (13388, 68510), (13702, 66940), (16120, 56899), (16735, 54808), (21080, 43511), (26776, 34255), (27404, 33470)]