123752580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{294649}}^1$

素因数の和:294668

約数の個数: 48

約数和(自身を含む): 396009600

約数和(自身を除く): 272257020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 294649, 589298, 883947, 1178596, 1473245, 1767894, 2062543, 2946490, 3535788, 4125086, 4419735, 5892980, 6187629, 8250172, 8839470, 10312715, 12375258, 17678940, 20625430, 24750516, 30938145, 41250860, 61876290, 123752580]

約数ペア:

[(1, 123752580), (2, 61876290), (3, 41250860), (4, 30938145), (5, 24750516), (6, 20625430), (7, 17678940), (10, 12375258), (12, 10312715), (14, 8839470), (15, 8250172), (20, 6187629), (21, 5892980), (28, 4419735), (30, 4125086), (35, 3535788), (42, 2946490), (60, 2062543), (70, 1767894), (84, 1473245), (105, 1178596), (140, 883947), (210, 589298), (420, 294649)]