686411992

素因数分解:

$2^3\times 7^2\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:210

約数の個数: 144

約数和(自身を含む): 1631606760

約数和(自身を除く): 945194768

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 49, 56, 68, 73, 83, 98, 119, 136, 146, 166, 196, 238, 289, 292, 332, 392, 476, 511, 578, 581, 584, 664, 833, 952, 1022, 1156, 1162, 1241, 1411, 1666, 2023, 2044, 2312, 2324, 2482, 2822, 3332, 3577, 4046, 4067, 4088, 4648, 4964, 5644, 6059, 6664, 7154, 8092, 8134, 8687, 9877, 9928, 11288, 12118, 14161, 14308, 16184, 16268, 17374, 19754, 21097, 23987, 24236, 28322, 28616, 32536, 34748, 39508, 42194, 42413, 47974, 48472, 56644, 60809, 69139, 69496, 79016, 84388, 84826, 95948, 103003, 113288, 121618, 138278, 147679, 167909, 168776, 169652, 191896, 206006, 243236, 276556, 295358, 296891, 335818, 339304, 412012, 486472, 553112, 590716, 593782, 671636, 721021, 824024, 1033753, 1175363, 1181432, 1187564, 1343272, 1442042, 1751051, 2067506, 2350726, 2375128, 2884084, 3502102, 4135012, 4701452, 5047147, 5768168, 7004204, 8270024, 9402904, 10094294, 12257357, 14008408, 20188588, 24514714, 40377176, 49029428, 85801499, 98058856, 171602998, 343205996, 686411992]

約数ペア:

[(1, 686411992), (2, 343205996), (4, 171602998), (7, 98058856), (8, 85801499), (14, 49029428), (17, 40377176), (28, 24514714), (34, 20188588), (49, 14008408), (56, 12257357), (68, 10094294), (73, 9402904), (83, 8270024), (98, 7004204), (119, 5768168), (136, 5047147), (146, 4701452), (166, 4135012), (196, 3502102), (238, 2884084), (289, 2375128), (292, 2350726), (332, 2067506), (392, 1751051), (476, 1442042), (511, 1343272), (578, 1187564), (581, 1181432), (584, 1175363), (664, 1033753), (833, 824024), (952, 721021), (1022, 671636), (1156, 593782), (1162, 590716), (1241, 553112), (1411, 486472), (1666, 412012), (2023, 339304), (2044, 335818), (2312, 296891), (2324, 295358), (2482, 276556), (2822, 243236), (3332, 206006), (3577, 191896), (4046, 169652), (4067, 168776), (4088, 167909), (4648, 147679), (4964, 138278), (5644, 121618), (6059, 113288), (6664, 103003), (7154, 95948), (8092, 84826), (8134, 84388), (8687, 79016), (9877, 69496), (9928, 69139), (11288, 60809), (12118, 56644), (14161, 48472), (14308, 47974), (16184, 42413), (16268, 42194), (17374, 39508), (19754, 34748), (21097, 32536), (23987, 28616), (24236, 28322)]