149740740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{831893}}^1$

素因数の和:831908

約数の個数: 36

約数和(自身を含む): 454214124

約数和(自身を除く): 304473384

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 831893, 1663786, 2495679, 3327572, 4159465, 4991358, 7487037, 8318930, 9982716, 12478395, 14974074, 16637860, 24956790, 29948148, 37435185, 49913580, 74870370, 149740740]

約数ペア:

[(1, 149740740), (2, 74870370), (3, 49913580), (4, 37435185), (5, 29948148), (6, 24956790), (9, 16637860), (10, 14974074), (12, 12478395), (15, 9982716), (18, 8318930), (20, 7487037), (30, 4991358), (36, 4159465), (45, 3327572), (60, 2495679), (90, 1663786), (180, 831893)]