331279340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1277}}^1$

素因数の和:1419

約数の個数: 96

約数和(自身を含む): 850227840

約数和(自身を除く): 518948500

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 109, 119, 140, 170, 218, 238, 340, 436, 476, 545, 595, 763, 1090, 1190, 1277, 1526, 1853, 2180, 2380, 2554, 3052, 3706, 3815, 5108, 6385, 7412, 7630, 8939, 9265, 12770, 12971, 15260, 17878, 18530, 21709, 25540, 25942, 35756, 37060, 43418, 44695, 51884, 64855, 86836, 89390, 108545, 129710, 139193, 151963, 178780, 217090, 259420, 278386, 303926, 434180, 556772, 607852, 695965, 759815, 974351, 1391930, 1519630, 1948702, 2366281, 2783860, 3039260, 3897404, 4732562, 4871755, 9465124, 9743510, 11831405, 16563967, 19487020, 23662810, 33127934, 47325620, 66255868, 82819835, 165639670, 331279340]

約数ペア:

[(1, 331279340), (2, 165639670), (4, 82819835), (5, 66255868), (7, 47325620), (10, 33127934), (14, 23662810), (17, 19487020), (20, 16563967), (28, 11831405), (34, 9743510), (35, 9465124), (68, 4871755), (70, 4732562), (85, 3897404), (109, 3039260), (119, 2783860), (140, 2366281), (170, 1948702), (218, 1519630), (238, 1391930), (340, 974351), (436, 759815), (476, 695965), (545, 607852), (595, 556772), (763, 434180), (1090, 303926), (1190, 278386), (1277, 259420), (1526, 217090), (1853, 178780), (2180, 151963), (2380, 139193), (2554, 129710), (3052, 108545), (3706, 89390), (3815, 86836), (5108, 64855), (6385, 51884), (7412, 44695), (7630, 43418), (8939, 37060), (9265, 35756), (12770, 25942), (12971, 25540), (15260, 21709), (17878, 18530)]