331646680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{3767}}^1$

素因数の和:3880

約数の個数: 64

約数和(自身を含む): 781332480

約数和(自身を除く): 449685800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 71, 124, 142, 155, 248, 284, 310, 355, 568, 620, 710, 1240, 1420, 2201, 2840, 3767, 4402, 7534, 8804, 11005, 15068, 17608, 18835, 22010, 30136, 37670, 44020, 75340, 88040, 116777, 150680, 233554, 267457, 467108, 534914, 583885, 934216, 1069828, 1167770, 1337285, 2139656, 2335540, 2674570, 4671080, 5349140, 8291167, 10698280, 16582334, 33164668, 41455835, 66329336, 82911670, 165823340, 331646680]

約数ペア:

[(1, 331646680), (2, 165823340), (4, 82911670), (5, 66329336), (8, 41455835), (10, 33164668), (20, 16582334), (31, 10698280), (40, 8291167), (62, 5349140), (71, 4671080), (124, 2674570), (142, 2335540), (155, 2139656), (248, 1337285), (284, 1167770), (310, 1069828), (355, 934216), (568, 583885), (620, 534914), (710, 467108), (1240, 267457), (1420, 233554), (2201, 150680), (2840, 116777), (3767, 88040), (4402, 75340), (7534, 44020), (8804, 37670), (11005, 30136), (15068, 22010), (17608, 18835)]