215744880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{69149}}^1$

素因数の和:69178

約数の個数: 80

約数和(自身を含む): 720266400

約数和(自身を除く): 504521520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 69149, 138298, 207447, 276596, 345745, 414894, 553192, 691490, 829788, 898937, 1037235, 1106384, 1382980, 1659576, 1797874, 2074470, 2696811, 2765960, 3319152, 3595748, 4148940, 4494685, 5393622, 5531920, 7191496, 8297880, 8989370, 10787244, 13484055, 14382992, 16595760, 17978740, 21574488, 26968110, 35957480, 43148976, 53936220, 71914960, 107872440, 215744880]

約数ペア:

[(1, 215744880), (2, 107872440), (3, 71914960), (4, 53936220), (5, 43148976), (6, 35957480), (8, 26968110), (10, 21574488), (12, 17978740), (13, 16595760), (15, 14382992), (16, 13484055), (20, 10787244), (24, 8989370), (26, 8297880), (30, 7191496), (39, 5531920), (40, 5393622), (48, 4494685), (52, 4148940), (60, 3595748), (65, 3319152), (78, 2765960), (80, 2696811), (104, 2074470), (120, 1797874), (130, 1659576), (156, 1382980), (195, 1106384), (208, 1037235), (240, 898937), (260, 829788), (312, 691490), (390, 553192), (520, 414894), (624, 345745), (780, 276596), (1040, 207447), (1560, 138298), (3120, 69149)]