639567936

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1249}}^1$

素因数の和:1401

約数の個数: 168

約数和(自身を含む): 2113280000

約数和(自身を除く): 1473712064

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 127, 144, 168, 192, 224, 252, 254, 288, 336, 381, 448, 504, 508, 576, 672, 762, 889, 1008, 1016, 1143, 1249, 1344, 1524, 1778, 2016, 2032, 2286, 2498, 2667, 3048, 3556, 3747, 4032, 4064, 4572, 4996, 5334, 6096, 7112, 7494, 8001, 8128, 8743, 9144, 9992, 10668, 11241, 12192, 14224, 14988, 16002, 17486, 18288, 19984, 21336, 22482, 24384, 26229, 28448, 29976, 32004, 34972, 36576, 39968, 42672, 44964, 52458, 56896, 59952, 64008, 69944, 73152, 78687, 79936, 85344, 89928, 104916, 119904, 128016, 139888, 157374, 158623, 170688, 179856, 209832, 239808, 256032, 279776, 314748, 317246, 359712, 419664, 475869, 512064, 559552, 629496, 634492, 719424, 839328, 951738, 1110361, 1258992, 1268984, 1427607, 1678656, 1903476, 2220722, 2517984, 2537968, 2855214, 3331083, 3806952, 4441444, 5035968, 5075936, 5710428, 6662166, 7613904, 8882888, 9993249, 10151872, 11420856, 13324332, 15227808, 17765776, 19986498, 22841712, 26648664, 30455616, 35531552, 39972996, 45683424, 53297328, 71063104, 79945992, 91366848, 106594656, 159891984, 213189312, 319783968, 639567936]

約数ペア:

[(1, 639567936), (2, 319783968), (3, 213189312), (4, 159891984), (6, 106594656), (7, 91366848), (8, 79945992), (9, 71063104), (12, 53297328), (14, 45683424), (16, 39972996), (18, 35531552), (21, 30455616), (24, 26648664), (28, 22841712), (32, 19986498), (36, 17765776), (42, 15227808), (48, 13324332), (56, 11420856), (63, 10151872), (64, 9993249), (72, 8882888), (84, 7613904), (96, 6662166), (112, 5710428), (126, 5075936), (127, 5035968), (144, 4441444), (168, 3806952), (192, 3331083), (224, 2855214), (252, 2537968), (254, 2517984), (288, 2220722), (336, 1903476), (381, 1678656), (448, 1427607), (504, 1268984), (508, 1258992), (576, 1110361), (672, 951738), (762, 839328), (889, 719424), (1008, 634492), (1016, 629496), (1143, 559552), (1249, 512064), (1344, 475869), (1524, 419664), (1778, 359712), (2016, 317246), (2032, 314748), (2286, 279776), (2498, 256032), (2667, 239808), (3048, 209832), (3556, 179856), (3747, 170688), (4032, 158623), (4064, 157374), (4572, 139888), (4996, 128016), (5334, 119904), (6096, 104916), (7112, 89928), (7494, 85344), (8001, 79936), (8128, 78687), (8743, 73152), (9144, 69944), (9992, 64008), (10668, 59952), (11241, 56896), (12192, 52458), (14224, 44964), (14988, 42672), (16002, 39968), (17486, 36576), (18288, 34972), (19984, 32004), (21336, 29976), (22482, 28448), (24384, 26229)]