855404040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{309929}}^1$

素因数の和:309966

約数の個数: 64

約数和(自身を含む): 2677795200

約数和(自身を除く): 1822391160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 309929, 619858, 929787, 1239716, 1549645, 1859574, 2479432, 3099290, 3719148, 4648935, 6198580, 7128367, 7438296, 9297870, 12397160, 14256734, 18595740, 21385101, 28513468, 35641835, 37191480, 42770202, 57026936, 71283670, 85540404, 106925505, 142567340, 171080808, 213851010, 285134680, 427702020, 855404040]

約数ペア:

[(1, 855404040), (2, 427702020), (3, 285134680), (4, 213851010), (5, 171080808), (6, 142567340), (8, 106925505), (10, 85540404), (12, 71283670), (15, 57026936), (20, 42770202), (23, 37191480), (24, 35641835), (30, 28513468), (40, 21385101), (46, 18595740), (60, 14256734), (69, 12397160), (92, 9297870), (115, 7438296), (120, 7128367), (138, 6198580), (184, 4648935), (230, 3719148), (276, 3099290), (345, 2479432), (460, 1859574), (552, 1549645), (690, 1239716), (920, 929787), (1380, 619858), (2760, 309929)]