223889680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{2311}}^1$

素因数の和:2504

約数の個数: 80

約数和(自身を含む): 598604544

約数和(自身を除く): 374714864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 173, 280, 346, 560, 692, 865, 1211, 1384, 1730, 2311, 2422, 2768, 3460, 4622, 4844, 6055, 6920, 9244, 9688, 11555, 12110, 13840, 16177, 18488, 19376, 23110, 24220, 32354, 36976, 46220, 48440, 64708, 80885, 92440, 96880, 129416, 161770, 184880, 258832, 323540, 399803, 647080, 799606, 1294160, 1599212, 1999015, 2798621, 3198424, 3998030, 5597242, 6396848, 7996060, 11194484, 13993105, 15992120, 22388968, 27986210, 31984240, 44777936, 55972420, 111944840, 223889680]

約数ペア:

[(1, 223889680), (2, 111944840), (4, 55972420), (5, 44777936), (7, 31984240), (8, 27986210), (10, 22388968), (14, 15992120), (16, 13993105), (20, 11194484), (28, 7996060), (35, 6396848), (40, 5597242), (56, 3998030), (70, 3198424), (80, 2798621), (112, 1999015), (140, 1599212), (173, 1294160), (280, 799606), (346, 647080), (560, 399803), (692, 323540), (865, 258832), (1211, 184880), (1384, 161770), (1730, 129416), (2311, 96880), (2422, 92440), (2768, 80885), (3460, 64708), (4622, 48440), (4844, 46220), (6055, 36976), (6920, 32354), (9244, 24220), (9688, 23110), (11555, 19376), (12110, 18488), (13840, 16177)]