661138416

素因数分解:

$2^4\times 3^3\times {\mathrm{43}}^1\times {\mathrm{35591}}^1$

素因数の和:35651

約数の個数: 80

約数和(自身を含む): 1941899520

約数和(自身を除く): 1280761104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 43, 48, 54, 72, 86, 108, 129, 144, 172, 216, 258, 344, 387, 432, 516, 688, 774, 1032, 1161, 1548, 2064, 2322, 3096, 4644, 6192, 9288, 18576, 35591, 71182, 106773, 142364, 213546, 284728, 320319, 427092, 569456, 640638, 854184, 960957, 1281276, 1530413, 1708368, 1921914, 2562552, 3060826, 3843828, 4591239, 5125104, 6121652, 7687656, 9182478, 12243304, 13773717, 15375312, 18364956, 24486608, 27547434, 36729912, 41321151, 55094868, 73459824, 82642302, 110189736, 165284604, 220379472, 330569208, 661138416]

約数ペア:

[(1, 661138416), (2, 330569208), (3, 220379472), (4, 165284604), (6, 110189736), (8, 82642302), (9, 73459824), (12, 55094868), (16, 41321151), (18, 36729912), (24, 27547434), (27, 24486608), (36, 18364956), (43, 15375312), (48, 13773717), (54, 12243304), (72, 9182478), (86, 7687656), (108, 6121652), (129, 5125104), (144, 4591239), (172, 3843828), (216, 3060826), (258, 2562552), (344, 1921914), (387, 1708368), (432, 1530413), (516, 1281276), (688, 960957), (774, 854184), (1032, 640638), (1161, 569456), (1548, 427092), (2064, 320319), (2322, 284728), (3096, 213546), (4644, 142364), (6192, 106773), (9288, 71182), (18576, 35591)]