168347680

素因数分解:

$2^5\times 5^1\times {\mathrm{557}}^1\times {\mathrm{1889}}^1$

素因数の和:2461

約数の個数: 48

約数和(自身を含む): 398646360

約数和(自身を除く): 230298680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 557, 1114, 1889, 2228, 2785, 3778, 4456, 5570, 7556, 8912, 9445, 11140, 15112, 17824, 18890, 22280, 30224, 37780, 44560, 60448, 75560, 89120, 151120, 302240, 1052173, 2104346, 4208692, 5260865, 8417384, 10521730, 16834768, 21043460, 33669536, 42086920, 84173840, 168347680]

約数ペア:

[(1, 168347680), (2, 84173840), (4, 42086920), (5, 33669536), (8, 21043460), (10, 16834768), (16, 10521730), (20, 8417384), (32, 5260865), (40, 4208692), (80, 2104346), (160, 1052173), (557, 302240), (1114, 151120), (1889, 89120), (2228, 75560), (2785, 60448), (3778, 44560), (4456, 37780), (5570, 30224), (7556, 22280), (8912, 18890), (9445, 17824), (11140, 15112)]