248616760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{2801}}^1$

素因数の和:3136

約数の個数: 64

約数和(自身を含む): 641545920

約数和(自身を除く): 392929160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 317, 634, 1268, 1585, 2219, 2536, 2801, 3170, 4438, 5602, 6340, 8876, 11095, 11204, 12680, 14005, 17752, 19607, 22190, 22408, 28010, 39214, 44380, 56020, 78428, 88760, 98035, 112040, 156856, 196070, 392140, 784280, 887917, 1775834, 3551668, 4439585, 6215419, 7103336, 8879170, 12430838, 17758340, 24861676, 31077095, 35516680, 49723352, 62154190, 124308380, 248616760]

約数ペア:

[(1, 248616760), (2, 124308380), (4, 62154190), (5, 49723352), (7, 35516680), (8, 31077095), (10, 24861676), (14, 17758340), (20, 12430838), (28, 8879170), (35, 7103336), (40, 6215419), (56, 4439585), (70, 3551668), (140, 1775834), (280, 887917), (317, 784280), (634, 392140), (1268, 196070), (1585, 156856), (2219, 112040), (2536, 98035), (2801, 88760), (3170, 78428), (4438, 56020), (5602, 44380), (6340, 39214), (8876, 28010), (11095, 22408), (11204, 22190), (12680, 19607), (14005, 17752)]