263396328

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{677}}^1$

素因数の和:771

約数の個数: 128

約数和(自身を含む): 751766400

約数和(自身を除く): 488370072

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 29, 39, 43, 52, 58, 78, 86, 87, 104, 116, 129, 156, 172, 174, 232, 258, 312, 344, 348, 377, 516, 559, 677, 696, 754, 1032, 1118, 1131, 1247, 1354, 1508, 1677, 2031, 2236, 2262, 2494, 2708, 3016, 3354, 3741, 4062, 4472, 4524, 4988, 5416, 6708, 7482, 8124, 8801, 9048, 9976, 13416, 14964, 16211, 16248, 17602, 19633, 26403, 29111, 29928, 32422, 35204, 39266, 48633, 52806, 58222, 58899, 64844, 70408, 78532, 87333, 97266, 105612, 116444, 117798, 129688, 157064, 174666, 194532, 211224, 232888, 235596, 255229, 349332, 378443, 389064, 471192, 510458, 698664, 756886, 765687, 844219, 1020916, 1135329, 1513772, 1531374, 1688438, 2041832, 2270658, 2532657, 3027544, 3062748, 3376876, 4541316, 5065314, 6125496, 6753752, 9082632, 10130628, 10974847, 20261256, 21949694, 32924541, 43899388, 65849082, 87798776, 131698164, 263396328]

約数ペア:

[(1, 263396328), (2, 131698164), (3, 87798776), (4, 65849082), (6, 43899388), (8, 32924541), (12, 21949694), (13, 20261256), (24, 10974847), (26, 10130628), (29, 9082632), (39, 6753752), (43, 6125496), (52, 5065314), (58, 4541316), (78, 3376876), (86, 3062748), (87, 3027544), (104, 2532657), (116, 2270658), (129, 2041832), (156, 1688438), (172, 1531374), (174, 1513772), (232, 1135329), (258, 1020916), (312, 844219), (344, 765687), (348, 756886), (377, 698664), (516, 510458), (559, 471192), (677, 389064), (696, 378443), (754, 349332), (1032, 255229), (1118, 235596), (1131, 232888), (1247, 211224), (1354, 194532), (1508, 174666), (1677, 157064), (2031, 129688), (2236, 117798), (2262, 116444), (2494, 105612), (2708, 97266), (3016, 87333), (3354, 78532), (3741, 70408), (4062, 64844), (4472, 58899), (4524, 58222), (4988, 52806), (5416, 48633), (6708, 39266), (7482, 35204), (8124, 32422), (8801, 29928), (9048, 29111), (9976, 26403), (13416, 19633), (14964, 17602), (16211, 16248)]