61245240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{72911}}^1$

素因数の和:72932

約数の個数: 64

約数和(自身を含む): 209986560

約数和(自身を除く): 148741320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 72911, 145822, 218733, 291644, 364555, 437466, 510377, 583288, 729110, 874932, 1020754, 1093665, 1458220, 1531131, 1749864, 2041508, 2187330, 2551885, 2916440, 3062262, 4083016, 4374660, 5103770, 6124524, 7655655, 8749320, 10207540, 12249048, 15311310, 20415080, 30622620, 61245240]

約数ペア:

[(1, 61245240), (2, 30622620), (3, 20415080), (4, 15311310), (5, 12249048), (6, 10207540), (7, 8749320), (8, 7655655), (10, 6124524), (12, 5103770), (14, 4374660), (15, 4083016), (20, 3062262), (21, 2916440), (24, 2551885), (28, 2187330), (30, 2041508), (35, 1749864), (40, 1531131), (42, 1458220), (56, 1093665), (60, 1020754), (70, 874932), (84, 729110), (105, 583288), (120, 510377), (140, 437466), (168, 364555), (210, 291644), (280, 218733), (420, 145822), (840, 72911)]