187222980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{445769}}^1$

素因数の和:445788

約数の個数: 48

約数和(自身を含む): 599114880

約数和(自身を除く): 411891900

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, 445769, 891538, 1337307, 1783076, 2228845, 2674614, 3120383, 4457690, 5349228, 6240766, 6686535, 8915380, 9361149, 12481532, 13373070, 15601915, 18722298, 26746140, 31203830, 37444596, 46805745, 62407660, 93611490, 187222980]

約数ペア:

[(1, 187222980), (2, 93611490), (3, 62407660), (4, 46805745), (5, 37444596), (6, 31203830), (7, 26746140), (10, 18722298), (12, 15601915), (14, 13373070), (15, 12481532), (20, 9361149), (21, 8915380), (28, 6686535), (30, 6240766), (35, 5349228), (42, 4457690), (60, 3120383), (70, 2674614), (84, 2228845), (105, 1783076), (140, 1337307), (210, 891538), (420, 445769)]