278530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:210

約数の個数: 32

約数和(自身を含む): 601344

約数和(自身を除く): 322814

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 173, 230, 322, 346, 805, 865, 1211, 1610, 1730, 2422, 3979, 6055, 7958, 12110, 19895, 27853, 39790, 55706, 139265, 278530]

約数ペア:

[(1, 278530), (2, 139265), (5, 55706), (7, 39790), (10, 27853), (14, 19895), (23, 12110), (35, 7958), (46, 6055), (70, 3979), (115, 2422), (161, 1730), (173, 1610), (230, 1211), (322, 865), (346, 805)]