680921696

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:477

約数の個数: 192

約数和(自身を含む): 1797304320

約数和(自身を除く): 1116382624

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 31, 32, 38, 52, 56, 62, 76, 91, 104, 112, 124, 133, 152, 182, 208, 217, 224, 247, 248, 266, 304, 364, 397, 403, 416, 434, 494, 496, 532, 589, 608, 728, 794, 806, 868, 988, 992, 1064, 1178, 1456, 1588, 1612, 1729, 1736, 1976, 2128, 2356, 2779, 2821, 2912, 3176, 3224, 3458, 3472, 3952, 4123, 4256, 4712, 5161, 5558, 5642, 6352, 6448, 6916, 6944, 7543, 7657, 7904, 8246, 9424, 10322, 11116, 11284, 12307, 12704, 12896, 13832, 15086, 15314, 16492, 18848, 20644, 22232, 22568, 24614, 27664, 30172, 30628, 32984, 36127, 41288, 44464, 45136, 49228, 52801, 53599, 55328, 60344, 61256, 65968, 72254, 82576, 86149, 88928, 90272, 98059, 98456, 105602, 107198, 120688, 122512, 131936, 144508, 159991, 165152, 172298, 196118, 196912, 211204, 214396, 233833, 241376, 245024, 289016, 319982, 344596, 392236, 393824, 422408, 428792, 467666, 578032, 639964, 686413, 689192, 784472, 844816, 857584, 935332, 1119937, 1156064, 1279928, 1372826, 1378384, 1568944, 1636831, 1689632, 1715168, 1870664, 2239874, 2559856, 2745652, 2756768, 3039829, 3137888, 3273662, 3741328, 4479748, 5119712, 5491304, 6079658, 6547324, 7482656, 8959496, 10982608, 12159316, 13094648, 17918992, 21278803, 21965216, 24318632, 26189296, 35837984, 42557606, 48637264, 52378592, 85115212, 97274528, 170230424, 340460848, 680921696]

約数ペア:

[(1, 680921696), (2, 340460848), (4, 170230424), (7, 97274528), (8, 85115212), (13, 52378592), (14, 48637264), (16, 42557606), (19, 35837984), (26, 26189296), (28, 24318632), (31, 21965216), (32, 21278803), (38, 17918992), (52, 13094648), (56, 12159316), (62, 10982608), (76, 8959496), (91, 7482656), (104, 6547324), (112, 6079658), (124, 5491304), (133, 5119712), (152, 4479748), (182, 3741328), (208, 3273662), (217, 3137888), (224, 3039829), (247, 2756768), (248, 2745652), (266, 2559856), (304, 2239874), (364, 1870664), (397, 1715168), (403, 1689632), (416, 1636831), (434, 1568944), (494, 1378384), (496, 1372826), (532, 1279928), (589, 1156064), (608, 1119937), (728, 935332), (794, 857584), (806, 844816), (868, 784472), (988, 689192), (992, 686413), (1064, 639964), (1178, 578032), (1456, 467666), (1588, 428792), (1612, 422408), (1729, 393824), (1736, 392236), (1976, 344596), (2128, 319982), (2356, 289016), (2779, 245024), (2821, 241376), (2912, 233833), (3176, 214396), (3224, 211204), (3458, 196912), (3472, 196118), (3952, 172298), (4123, 165152), (4256, 159991), (4712, 144508), (5161, 131936), (5558, 122512), (5642, 120688), (6352, 107198), (6448, 105602), (6916, 98456), (6944, 98059), (7543, 90272), (7657, 88928), (7904, 86149), (8246, 82576), (9424, 72254), (10322, 65968), (11116, 61256), (11284, 60344), (12307, 55328), (12704, 53599), (12896, 52801), (13832, 49228), (15086, 45136), (15314, 44464), (16492, 41288), (18848, 36127), (20644, 32984), (22232, 30628), (22568, 30172), (24614, 27664)]