12871260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3109}}^1$

素因数の和:3147

約数の個数: 72

約数和(自身を含む): 40753440

約数和(自身を除く): 27882180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 3109, 4140, 6218, 9327, 12436, 15545, 18654, 27981, 31090, 37308, 46635, 55962, 62180, 71507, 93270, 111924, 139905, 143014, 186540, 214521, 279810, 286028, 357535, 429042, 559620, 643563, 715070, 858084, 1072605, 1287126, 1430140, 2145210, 2574252, 3217815, 4290420, 6435630, 12871260]

約数ペア:

[(1, 12871260), (2, 6435630), (3, 4290420), (4, 3217815), (5, 2574252), (6, 2145210), (9, 1430140), (10, 1287126), (12, 1072605), (15, 858084), (18, 715070), (20, 643563), (23, 559620), (30, 429042), (36, 357535), (45, 286028), (46, 279810), (60, 214521), (69, 186540), (90, 143014), (92, 139905), (115, 111924), (138, 93270), (180, 71507), (207, 62180), (230, 55962), (276, 46635), (345, 37308), (414, 31090), (460, 27981), (690, 18654), (828, 15545), (1035, 12436), (1380, 9327), (2070, 6218), (3109, 4140)]