67986440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:159

約数の個数: 96

約数和(自身を含む): 165559680

約数和(自身を除く): 97573240

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 43, 47, 58, 86, 94, 116, 145, 172, 188, 215, 232, 235, 290, 344, 376, 430, 470, 580, 841, 860, 940, 1160, 1247, 1363, 1682, 1720, 1880, 2021, 2494, 2726, 3364, 4042, 4205, 4988, 5452, 6235, 6728, 6815, 8084, 8410, 9976, 10105, 10904, 12470, 13630, 16168, 16820, 20210, 24940, 27260, 33640, 36163, 39527, 40420, 49880, 54520, 58609, 72326, 79054, 80840, 117218, 144652, 158108, 180815, 197635, 234436, 289304, 293045, 316216, 361630, 395270, 468872, 586090, 723260, 790540, 1172180, 1446520, 1581080, 1699661, 2344360, 3399322, 6798644, 8498305, 13597288, 16996610, 33993220, 67986440]

約数ペア:

[(1, 67986440), (2, 33993220), (4, 16996610), (5, 13597288), (8, 8498305), (10, 6798644), (20, 3399322), (29, 2344360), (40, 1699661), (43, 1581080), (47, 1446520), (58, 1172180), (86, 790540), (94, 723260), (116, 586090), (145, 468872), (172, 395270), (188, 361630), (215, 316216), (232, 293045), (235, 289304), (290, 234436), (344, 197635), (376, 180815), (430, 158108), (470, 144652), (580, 117218), (841, 80840), (860, 79054), (940, 72326), (1160, 58609), (1247, 54520), (1363, 49880), (1682, 40420), (1720, 39527), (1880, 36163), (2021, 33640), (2494, 27260), (2726, 24940), (3364, 20210), (4042, 16820), (4205, 16168), (4988, 13630), (5452, 12470), (6235, 10904), (6728, 10105), (6815, 9976), (8084, 8410)]