15156621340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1524811}}^1$

素因数の和:1524898

約数の個数: 48

約数和(自身を含む): 36888251904

約数和(自身を除く): 21731630564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 1524811, 3049622, 6099244, 7624055, 10673677, 15248110, 21347354, 30496220, 42694708, 53368385, 106736770, 108261581, 213473540, 216523162, 433046324, 541307905, 757831067, 1082615810, 1515662134, 2165231620, 3031324268, 3789155335, 7578310670, 15156621340]

約数ペア:

[(1, 15156621340), (2, 7578310670), (4, 3789155335), (5, 3031324268), (7, 2165231620), (10, 1515662134), (14, 1082615810), (20, 757831067), (28, 541307905), (35, 433046324), (70, 216523162), (71, 213473540), (140, 108261581), (142, 106736770), (284, 53368385), (355, 42694708), (497, 30496220), (710, 21347354), (994, 15248110), (1420, 10673677), (1988, 7624055), (2485, 6099244), (4970, 3049622), (9940, 1524811)]