90559140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{215617}}^1$

素因数の和:215636

約数の個数: 48

約数和(自身を含む): 289790592

約数和(自身を除く): 199231452

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, 215617, 431234, 646851, 862468, 1078085, 1293702, 1509319, 2156170, 2587404, 3018638, 3234255, 4312340, 4527957, 6037276, 6468510, 7546595, 9055914, 12937020, 15093190, 18111828, 22639785, 30186380, 45279570, 90559140]

約数ペア:

[(1, 90559140), (2, 45279570), (3, 30186380), (4, 22639785), (5, 18111828), (6, 15093190), (7, 12937020), (10, 9055914), (12, 7546595), (14, 6468510), (15, 6037276), (20, 4527957), (21, 4312340), (28, 3234255), (30, 3018638), (35, 2587404), (42, 2156170), (60, 1509319), (70, 1293702), (84, 1078085), (105, 862468), (140, 646851), (210, 431234), (420, 215617)]