158786740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{1753}}^1$

素因数の和:2416

約数の個数: 48

約数和(自身を含む): 381894912

約数和(自身を除く): 223108172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 647, 1294, 1753, 2588, 3235, 3506, 4529, 6470, 7012, 8765, 9058, 12271, 12940, 17530, 18116, 22645, 24542, 35060, 45290, 49084, 61355, 90580, 122710, 245420, 1134191, 2268382, 4536764, 5670955, 7939337, 11341910, 15878674, 22683820, 31757348, 39696685, 79393370, 158786740]

約数ペア:

[(1, 158786740), (2, 79393370), (4, 39696685), (5, 31757348), (7, 22683820), (10, 15878674), (14, 11341910), (20, 7939337), (28, 5670955), (35, 4536764), (70, 2268382), (140, 1134191), (647, 245420), (1294, 122710), (1753, 90580), (2588, 61355), (3235, 49084), (3506, 45290), (4529, 35060), (6470, 24542), (7012, 22645), (8765, 18116), (9058, 17530), (12271, 12940)]