74976280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2099}}^1$

素因数の和:2176

約数の個数: 64

約数和(自身を含む): 181440000

約数和(自身を除く): 106463720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 235, 376, 380, 470, 760, 893, 940, 1786, 1880, 2099, 3572, 4198, 4465, 7144, 8396, 8930, 10495, 16792, 17860, 20990, 35720, 39881, 41980, 79762, 83960, 98653, 159524, 197306, 199405, 319048, 394612, 398810, 493265, 789224, 797620, 986530, 1595240, 1874407, 1973060, 3748814, 3946120, 7497628, 9372035, 14995256, 18744070, 37488140, 74976280]

約数ペア:

[(1, 74976280), (2, 37488140), (4, 18744070), (5, 14995256), (8, 9372035), (10, 7497628), (19, 3946120), (20, 3748814), (38, 1973060), (40, 1874407), (47, 1595240), (76, 986530), (94, 797620), (95, 789224), (152, 493265), (188, 398810), (190, 394612), (235, 319048), (376, 199405), (380, 197306), (470, 159524), (760, 98653), (893, 83960), (940, 79762), (1786, 41980), (1880, 39881), (2099, 35720), (3572, 20990), (4198, 17860), (4465, 16792), (7144, 10495), (8396, 8930)]