15751120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2557}}^1$

素因数の和:2588

約数の個数: 80

約数和(自身を含む): 45675648

約数和(自身を除く): 29924528

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 2557, 3080, 5114, 6160, 10228, 12785, 17899, 20456, 25570, 28127, 35798, 40912, 51140, 56254, 71596, 89495, 102280, 112508, 140635, 143192, 178990, 196889, 204560, 225016, 281270, 286384, 357980, 393778, 450032, 562540, 715960, 787556, 984445, 1125080, 1431920, 1575112, 1968890, 2250160, 3150224, 3937780, 7875560, 15751120]

約数ペア:

[(1, 15751120), (2, 7875560), (4, 3937780), (5, 3150224), (7, 2250160), (8, 1968890), (10, 1575112), (11, 1431920), (14, 1125080), (16, 984445), (20, 787556), (22, 715960), (28, 562540), (35, 450032), (40, 393778), (44, 357980), (55, 286384), (56, 281270), (70, 225016), (77, 204560), (80, 196889), (88, 178990), (110, 143192), (112, 140635), (140, 112508), (154, 102280), (176, 89495), (220, 71596), (280, 56254), (308, 51140), (385, 40912), (440, 35798), (560, 28127), (616, 25570), (770, 20456), (880, 17899), (1232, 12785), (1540, 10228), (2557, 6160), (3080, 5114)]