656190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1$

素因数の和:353

約数の個数: 48

約数和(自身を含む): 1785888

約数和(自身を除く): 1129698

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 317, 345, 414, 634, 690, 951, 1035, 1585, 1902, 2070, 2853, 3170, 4755, 5706, 7291, 9510, 14265, 14582, 21873, 28530, 36455, 43746, 65619, 72910, 109365, 131238, 218730, 328095, 656190]

約数ペア:

[(1, 656190), (2, 328095), (3, 218730), (5, 131238), (6, 109365), (9, 72910), (10, 65619), (15, 43746), (18, 36455), (23, 28530), (30, 21873), (45, 14582), (46, 14265), (69, 9510), (90, 7291), (115, 5706), (138, 4755), (207, 3170), (230, 2853), (317, 2070), (345, 1902), (414, 1585), (634, 1035), (690, 951)]