138984656

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:420

約数の個数: 80

約数和(自身を含む): 300837888

約数和(自身を除く): 161853232

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 53, 62, 68, 106, 124, 136, 212, 248, 272, 311, 424, 496, 527, 622, 848, 901, 1054, 1244, 1643, 1802, 2108, 2488, 3286, 3604, 4216, 4976, 5287, 6572, 7208, 8432, 9641, 10574, 13144, 14416, 16483, 19282, 21148, 26288, 27931, 32966, 38564, 42296, 55862, 65932, 77128, 84592, 111724, 131864, 154256, 163897, 223448, 263728, 280211, 327794, 446896, 510973, 560422, 655588, 1021946, 1120844, 1311176, 2043892, 2241688, 2622352, 4087784, 4483376, 8175568, 8686541, 17373082, 34746164, 69492328, 138984656]

約数ペア:

[(1, 138984656), (2, 69492328), (4, 34746164), (8, 17373082), (16, 8686541), (17, 8175568), (31, 4483376), (34, 4087784), (53, 2622352), (62, 2241688), (68, 2043892), (106, 1311176), (124, 1120844), (136, 1021946), (212, 655588), (248, 560422), (272, 510973), (311, 446896), (424, 327794), (496, 280211), (527, 263728), (622, 223448), (848, 163897), (901, 154256), (1054, 131864), (1244, 111724), (1643, 84592), (1802, 77128), (2108, 65932), (2488, 55862), (3286, 42296), (3604, 38564), (4216, 32966), (4976, 27931), (5287, 26288), (6572, 21148), (7208, 19282), (8432, 16483), (9641, 14416), (10574, 13144)]