8664180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{421}}^1$

素因数の和:454

約数の個数: 96

約数和(自身を含む): 28358400

約数和(自身を除く): 19694220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 343, 420, 421, 490, 588, 686, 735, 842, 980, 1029, 1263, 1372, 1470, 1684, 1715, 2058, 2105, 2526, 2940, 2947, 3430, 4116, 4210, 5052, 5145, 5894, 6315, 6860, 8420, 8841, 10290, 11788, 12630, 14735, 17682, 20580, 20629, 25260, 29470, 35364, 41258, 44205, 58940, 61887, 82516, 88410, 103145, 123774, 144403, 176820, 206290, 247548, 288806, 309435, 412580, 433209, 577612, 618870, 722015, 866418, 1237740, 1444030, 1732836, 2166045, 2888060, 4332090, 8664180]

約数ペア:

[(1, 8664180), (2, 4332090), (3, 2888060), (4, 2166045), (5, 1732836), (6, 1444030), (7, 1237740), (10, 866418), (12, 722015), (14, 618870), (15, 577612), (20, 433209), (21, 412580), (28, 309435), (30, 288806), (35, 247548), (42, 206290), (49, 176820), (60, 144403), (70, 123774), (84, 103145), (98, 88410), (105, 82516), (140, 61887), (147, 58940), (196, 44205), (210, 41258), (245, 35364), (294, 29470), (343, 25260), (420, 20629), (421, 20580), (490, 17682), (588, 14735), (686, 12630), (735, 11788), (842, 10290), (980, 8841), (1029, 8420), (1263, 6860), (1372, 6315), (1470, 5894), (1684, 5145), (1715, 5052), (2058, 4210), (2105, 4116), (2526, 3430), (2940, 2947)]