196655620

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:402

約数の個数: 96

約数和(自身を含む): 487872000

約数和(自身を除く): 291216380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 109, 140, 196, 218, 245, 263, 343, 436, 490, 526, 545, 686, 763, 980, 1052, 1090, 1315, 1372, 1526, 1715, 1841, 2180, 2630, 3052, 3430, 3682, 3815, 5260, 5341, 6860, 7364, 7630, 9205, 10682, 12887, 15260, 18410, 21364, 25774, 26705, 28667, 36820, 37387, 51548, 53410, 57334, 64435, 74774, 90209, 106820, 114668, 128870, 143335, 149548, 180418, 186935, 200669, 257740, 286670, 360836, 373870, 401338, 451045, 573340, 747740, 802676, 902090, 1003345, 1404683, 1804180, 2006690, 2809366, 4013380, 5618732, 7023415, 9832781, 14046830, 19665562, 28093660, 39331124, 49163905, 98327810, 196655620]

約数ペア:

[(1, 196655620), (2, 98327810), (4, 49163905), (5, 39331124), (7, 28093660), (10, 19665562), (14, 14046830), (20, 9832781), (28, 7023415), (35, 5618732), (49, 4013380), (70, 2809366), (98, 2006690), (109, 1804180), (140, 1404683), (196, 1003345), (218, 902090), (245, 802676), (263, 747740), (343, 573340), (436, 451045), (490, 401338), (526, 373870), (545, 360836), (686, 286670), (763, 257740), (980, 200669), (1052, 186935), (1090, 180418), (1315, 149548), (1372, 143335), (1526, 128870), (1715, 114668), (1841, 106820), (2180, 90209), (2630, 74774), (3052, 64435), (3430, 57334), (3682, 53410), (3815, 51548), (5260, 37387), (5341, 36820), (6860, 28667), (7364, 26705), (7630, 25774), (9205, 21364), (10682, 18410), (12887, 15260)]