156986120

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{853}}^1$

素因数の和:1014

約数の個数: 64

約数和(自身を含む): 365238720

約数和(自身を除く): 208252600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 107, 172, 214, 215, 344, 428, 430, 535, 853, 856, 860, 1070, 1706, 1720, 2140, 3412, 4265, 4280, 4601, 6824, 8530, 9202, 17060, 18404, 23005, 34120, 36679, 36808, 46010, 73358, 91271, 92020, 146716, 182542, 183395, 184040, 293432, 365084, 366790, 456355, 730168, 733580, 912710, 1467160, 1825420, 3650840, 3924653, 7849306, 15698612, 19623265, 31397224, 39246530, 78493060, 156986120]

約数ペア:

[(1, 156986120), (2, 78493060), (4, 39246530), (5, 31397224), (8, 19623265), (10, 15698612), (20, 7849306), (40, 3924653), (43, 3650840), (86, 1825420), (107, 1467160), (172, 912710), (214, 733580), (215, 730168), (344, 456355), (428, 366790), (430, 365084), (535, 293432), (853, 184040), (856, 183395), (860, 182542), (1070, 146716), (1706, 92020), (1720, 91271), (2140, 73358), (3412, 46010), (4265, 36808), (4280, 36679), (4601, 34120), (6824, 23005), (8530, 18404), (9202, 17060)]