209998140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{318179}}^1$

素因数の和:318202

約数の個数: 48

約数和(自身を含む): 641450880

約数和(自身を除く): 431452740

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 318179, 636358, 954537, 1272716, 1590895, 1909074, 3181790, 3499969, 3818148, 4772685, 6363580, 6999938, 9545370, 10499907, 13999876, 17499845, 19090740, 20999814, 34999690, 41999628, 52499535, 69999380, 104999070, 209998140]

約数ペア:

[(1, 209998140), (2, 104999070), (3, 69999380), (4, 52499535), (5, 41999628), (6, 34999690), (10, 20999814), (11, 19090740), (12, 17499845), (15, 13999876), (20, 10499907), (22, 9545370), (30, 6999938), (33, 6363580), (44, 4772685), (55, 3818148), (60, 3499969), (66, 3181790), (110, 1909074), (132, 1590895), (165, 1272716), (220, 954537), (330, 636358), (660, 318179)]