79784172

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1129}}^1$

素因数の和:1303

約数の個数: 72

約数和(自身を含む): 218822240

約数和(自身を除く): 139038068

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 151, 156, 234, 302, 453, 468, 604, 906, 1129, 1359, 1812, 1963, 2258, 2718, 3387, 3926, 4516, 5436, 5889, 6774, 7852, 10161, 11778, 13548, 14677, 17667, 20322, 23556, 29354, 35334, 40644, 44031, 58708, 70668, 88062, 132093, 170479, 176124, 264186, 340958, 511437, 528372, 681916, 1022874, 1534311, 2045748, 2216227, 3068622, 4432454, 6137244, 6648681, 8864908, 13297362, 19946043, 26594724, 39892086, 79784172]

約数ペア:

[(1, 79784172), (2, 39892086), (3, 26594724), (4, 19946043), (6, 13297362), (9, 8864908), (12, 6648681), (13, 6137244), (18, 4432454), (26, 3068622), (36, 2216227), (39, 2045748), (52, 1534311), (78, 1022874), (117, 681916), (151, 528372), (156, 511437), (234, 340958), (302, 264186), (453, 176124), (468, 170479), (604, 132093), (906, 88062), (1129, 70668), (1359, 58708), (1812, 44031), (1963, 40644), (2258, 35334), (2718, 29354), (3387, 23556), (3926, 20322), (4516, 17667), (5436, 14677), (5889, 13548), (6774, 11778), (7852, 10161)]