1645663968

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{3461}}^1$

素因数の和:3617

約数の個数: 144

約数和(自身を含む): 5080997376

約数和(自身を除く): 3435333408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 127, 144, 156, 208, 234, 254, 288, 312, 381, 416, 468, 508, 624, 762, 936, 1016, 1143, 1248, 1524, 1651, 1872, 2032, 2286, 3048, 3302, 3461, 3744, 4064, 4572, 4953, 6096, 6604, 6922, 9144, 9906, 10383, 12192, 13208, 13844, 14859, 18288, 19812, 20766, 26416, 27688, 29718, 31149, 36576, 39624, 41532, 44993, 52832, 55376, 59436, 62298, 79248, 83064, 89986, 110752, 118872, 124596, 134979, 158496, 166128, 179972, 237744, 249192, 269958, 332256, 359944, 404937, 439547, 475488, 498384, 539916, 719888, 809874, 879094, 996768, 1079832, 1318641, 1439776, 1619748, 1758188, 2159664, 2637282, 3239496, 3516376, 3955923, 4319328, 5274564, 5714111, 6478992, 7032752, 7911846, 10549128, 11428222, 12957984, 14065504, 15823692, 17142333, 21098256, 22856444, 31647384, 34284666, 42196512, 45712888, 51426999, 63294768, 68569332, 91425776, 102853998, 126589536, 137138664, 182851552, 205707996, 274277328, 411415992, 548554656, 822831984, 1645663968]

約数ペア:

[(1, 1645663968), (2, 822831984), (3, 548554656), (4, 411415992), (6, 274277328), (8, 205707996), (9, 182851552), (12, 137138664), (13, 126589536), (16, 102853998), (18, 91425776), (24, 68569332), (26, 63294768), (32, 51426999), (36, 45712888), (39, 42196512), (48, 34284666), (52, 31647384), (72, 22856444), (78, 21098256), (96, 17142333), (104, 15823692), (117, 14065504), (127, 12957984), (144, 11428222), (156, 10549128), (208, 7911846), (234, 7032752), (254, 6478992), (288, 5714111), (312, 5274564), (381, 4319328), (416, 3955923), (468, 3516376), (508, 3239496), (624, 2637282), (762, 2159664), (936, 1758188), (1016, 1619748), (1143, 1439776), (1248, 1318641), (1524, 1079832), (1651, 996768), (1872, 879094), (2032, 809874), (2286, 719888), (3048, 539916), (3302, 498384), (3461, 475488), (3744, 439547), (4064, 404937), (4572, 359944), (4953, 332256), (6096, 269958), (6604, 249192), (6922, 237744), (9144, 179972), (9906, 166128), (10383, 158496), (12192, 134979), (13208, 124596), (13844, 118872), (14859, 110752), (18288, 89986), (19812, 83064), (20766, 79248), (26416, 62298), (27688, 59436), (29718, 55376), (31149, 52832), (36576, 44993), (39624, 41532)]