156978140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{5897}}^1$

素因数の和:5939

約数の個数: 48

約数和(自身を含む): 362656224

約数和(自身を除く): 205678084

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 1331, 2420, 2662, 5324, 5897, 6655, 11794, 13310, 23588, 26620, 29485, 58970, 64867, 117940, 129734, 259468, 324335, 648670, 713537, 1297340, 1427074, 2854148, 3567685, 7135370, 7848907, 14270740, 15697814, 31395628, 39244535, 78489070, 156978140]

約数ペア:

[(1, 156978140), (2, 78489070), (4, 39244535), (5, 31395628), (10, 15697814), (11, 14270740), (20, 7848907), (22, 7135370), (44, 3567685), (55, 2854148), (110, 1427074), (121, 1297340), (220, 713537), (242, 648670), (484, 324335), (605, 259468), (1210, 129734), (1331, 117940), (2420, 64867), (2662, 58970), (5324, 29485), (5897, 26620), (6655, 23588), (11794, 13310)]