644766768

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3359}}^1$

素因数の和:3447

約数の個数: 120

約数和(自身を含む): 1906544640

約数和(自身を除く): 1261777872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 43, 48, 62, 72, 86, 93, 124, 129, 144, 172, 186, 248, 258, 279, 344, 372, 387, 496, 516, 558, 688, 744, 774, 1032, 1116, 1333, 1488, 1548, 2064, 2232, 2666, 3096, 3359, 3999, 4464, 5332, 6192, 6718, 7998, 10077, 10664, 11997, 13436, 15996, 20154, 21328, 23994, 26872, 30231, 31992, 40308, 47988, 53744, 60462, 63984, 80616, 95976, 104129, 120924, 144437, 161232, 191952, 208258, 241848, 288874, 312387, 416516, 433311, 483696, 577748, 624774, 833032, 866622, 937161, 1155496, 1249548, 1299933, 1666064, 1733244, 1874322, 2310992, 2499096, 2599866, 3466488, 3748644, 4477547, 4998192, 5199732, 6932976, 7497288, 8955094, 10399464, 13432641, 14994576, 17910188, 20798928, 26865282, 35820376, 40297923, 53730564, 71640752, 80595846, 107461128, 161191692, 214922256, 322383384, 644766768]

約数ペア:

[(1, 644766768), (2, 322383384), (3, 214922256), (4, 161191692), (6, 107461128), (8, 80595846), (9, 71640752), (12, 53730564), (16, 40297923), (18, 35820376), (24, 26865282), (31, 20798928), (36, 17910188), (43, 14994576), (48, 13432641), (62, 10399464), (72, 8955094), (86, 7497288), (93, 6932976), (124, 5199732), (129, 4998192), (144, 4477547), (172, 3748644), (186, 3466488), (248, 2599866), (258, 2499096), (279, 2310992), (344, 1874322), (372, 1733244), (387, 1666064), (496, 1299933), (516, 1249548), (558, 1155496), (688, 937161), (744, 866622), (774, 833032), (1032, 624774), (1116, 577748), (1333, 483696), (1488, 433311), (1548, 416516), (2064, 312387), (2232, 288874), (2666, 241848), (3096, 208258), (3359, 191952), (3999, 161232), (4464, 144437), (5332, 120924), (6192, 104129), (6718, 95976), (7998, 80616), (10077, 63984), (10664, 60462), (11997, 53744), (13436, 47988), (15996, 40308), (20154, 31992), (21328, 30231), (23994, 26872)]