68689712

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:251

約数の個数: 120

約数和(自身を含む): 174274560

約数和(自身を除く): 105584848

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 52, 56, 76, 91, 104, 112, 133, 152, 169, 182, 191, 208, 247, 266, 304, 338, 364, 382, 494, 532, 676, 728, 764, 988, 1064, 1183, 1337, 1352, 1456, 1528, 1729, 1976, 2128, 2366, 2483, 2674, 2704, 3056, 3211, 3458, 3629, 3952, 4732, 4966, 5348, 6422, 6916, 7258, 9464, 9932, 10696, 12844, 13832, 14516, 17381, 18928, 19864, 21392, 22477, 25403, 25688, 27664, 29032, 32279, 34762, 39728, 44954, 47177, 50806, 51376, 58064, 64558, 69524, 89908, 94354, 101612, 129116, 139048, 179816, 188708, 203224, 225953, 258232, 278096, 330239, 359632, 377416, 406448, 451906, 516464, 613301, 660478, 754832, 903812, 1226602, 1320956, 1807624, 2453204, 2641912, 3615248, 4293107, 4906408, 5283824, 8586214, 9812816, 17172428, 34344856, 68689712]

約数ペア:

[(1, 68689712), (2, 34344856), (4, 17172428), (7, 9812816), (8, 8586214), (13, 5283824), (14, 4906408), (16, 4293107), (19, 3615248), (26, 2641912), (28, 2453204), (38, 1807624), (52, 1320956), (56, 1226602), (76, 903812), (91, 754832), (104, 660478), (112, 613301), (133, 516464), (152, 451906), (169, 406448), (182, 377416), (191, 359632), (208, 330239), (247, 278096), (266, 258232), (304, 225953), (338, 203224), (364, 188708), (382, 179816), (494, 139048), (532, 129116), (676, 101612), (728, 94354), (764, 89908), (988, 69524), (1064, 64558), (1183, 58064), (1337, 51376), (1352, 50806), (1456, 47177), (1528, 44954), (1729, 39728), (1976, 34762), (2128, 32279), (2366, 29032), (2483, 27664), (2674, 25688), (2704, 25403), (3056, 22477), (3211, 21392), (3458, 19864), (3629, 18928), (3952, 17381), (4732, 14516), (4966, 13832), (5348, 12844), (6422, 10696), (6916, 9932), (7258, 9464)]