281801268

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{83}}^1\times {\mathrm{499}}^1$

素因数の和:608

約数の個数: 144

約数和(自身を含む): 856128000

約数和(自身を除く): 574326732

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 83, 84, 108, 126, 162, 166, 189, 243, 249, 252, 324, 332, 378, 486, 498, 499, 567, 581, 747, 756, 972, 996, 998, 1134, 1162, 1494, 1497, 1701, 1743, 1996, 2241, 2268, 2324, 2988, 2994, 3402, 3486, 3493, 4482, 4491, 5229, 5988, 6723, 6804, 6972, 6986, 8964, 8982, 10458, 10479, 13446, 13473, 13972, 15687, 17964, 20169, 20916, 20958, 26892, 26946, 31374, 31437, 40338, 40419, 41417, 41916, 47061, 53892, 62748, 62874, 80676, 80838, 82834, 94122, 94311, 121257, 124251, 125748, 141183, 161676, 165668, 188244, 188622, 242514, 248502, 282366, 282933, 289919, 372753, 377244, 485028, 497004, 564732, 565866, 579838, 745506, 848799, 869757, 1118259, 1131732, 1159676, 1491012, 1697598, 1739514, 2236518, 2609271, 3354777, 3395196, 3479028, 4473036, 5218542, 6709554, 7827813, 10064331, 10437084, 13419108, 15655626, 20128662, 23483439, 31311252, 40257324, 46966878, 70450317, 93933756, 140900634, 281801268]

約数ペア:

[(1, 281801268), (2, 140900634), (3, 93933756), (4, 70450317), (6, 46966878), (7, 40257324), (9, 31311252), (12, 23483439), (14, 20128662), (18, 15655626), (21, 13419108), (27, 10437084), (28, 10064331), (36, 7827813), (42, 6709554), (54, 5218542), (63, 4473036), (81, 3479028), (83, 3395196), (84, 3354777), (108, 2609271), (126, 2236518), (162, 1739514), (166, 1697598), (189, 1491012), (243, 1159676), (249, 1131732), (252, 1118259), (324, 869757), (332, 848799), (378, 745506), (486, 579838), (498, 565866), (499, 564732), (567, 497004), (581, 485028), (747, 377244), (756, 372753), (972, 289919), (996, 282933), (998, 282366), (1134, 248502), (1162, 242514), (1494, 188622), (1497, 188244), (1701, 165668), (1743, 161676), (1996, 141183), (2241, 125748), (2268, 124251), (2324, 121257), (2988, 94311), (2994, 94122), (3402, 82834), (3486, 80838), (3493, 80676), (4482, 62874), (4491, 62748), (5229, 53892), (5988, 47061), (6723, 41916), (6804, 41417), (6972, 40419), (6986, 40338), (8964, 31437), (8982, 31374), (10458, 26946), (10479, 26892), (13446, 20958), (13473, 20916), (13972, 20169), (15687, 17964)]