74447940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{177257}}^1$

素因数の和:177276

約数の個数: 48

約数和(自身を含む): 238234752

約数和(自身を除く): 163786812

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, 177257, 354514, 531771, 709028, 886285, 1063542, 1240799, 1772570, 2127084, 2481598, 2658855, 3545140, 3722397, 4963196, 5317710, 6203995, 7444794, 10635420, 12407990, 14889588, 18611985, 24815980, 37223970, 74447940]

約数ペア:

[(1, 74447940), (2, 37223970), (3, 24815980), (4, 18611985), (5, 14889588), (6, 12407990), (7, 10635420), (10, 7444794), (12, 6203995), (14, 5317710), (15, 4963196), (20, 3722397), (21, 3545140), (28, 2658855), (30, 2481598), (35, 2127084), (42, 1772570), (60, 1240799), (70, 1063542), (84, 886285), (105, 709028), (140, 531771), (210, 354514), (420, 177257)]