763420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:83

約数の個数: 72

約数和(自身を含む): 2010960

約数和(自身を除く): 1247540

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 41, 49, 70, 76, 82, 95, 98, 133, 140, 164, 190, 196, 205, 245, 266, 287, 380, 410, 490, 532, 574, 665, 779, 820, 931, 980, 1148, 1330, 1435, 1558, 1862, 2009, 2660, 2870, 3116, 3724, 3895, 4018, 4655, 5453, 5740, 7790, 8036, 9310, 10045, 10906, 15580, 18620, 20090, 21812, 27265, 38171, 40180, 54530, 76342, 109060, 152684, 190855, 381710, 763420]

約数ペア:

[(1, 763420), (2, 381710), (4, 190855), (5, 152684), (7, 109060), (10, 76342), (14, 54530), (19, 40180), (20, 38171), (28, 27265), (35, 21812), (38, 20090), (41, 18620), (49, 15580), (70, 10906), (76, 10045), (82, 9310), (95, 8036), (98, 7790), (133, 5740), (140, 5453), (164, 4655), (190, 4018), (196, 3895), (205, 3724), (245, 3116), (266, 2870), (287, 2660), (380, 2009), (410, 1862), (490, 1558), (532, 1435), (574, 1330), (665, 1148), (779, 980), (820, 931)]