207178620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{28537}}^1$

素因数の和:28571

約数の個数: 72

約数和(自身を含む): 637653072

約数和(自身を除く): 430474452

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 121, 132, 165, 220, 242, 330, 363, 484, 605, 660, 726, 1210, 1452, 1815, 2420, 3630, 7260, 28537, 57074, 85611, 114148, 142685, 171222, 285370, 313907, 342444, 428055, 570740, 627814, 856110, 941721, 1255628, 1569535, 1712220, 1883442, 3139070, 3452977, 3766884, 4708605, 6278140, 6905954, 9417210, 10358931, 13811908, 17264885, 18834420, 20717862, 34529770, 41435724, 51794655, 69059540, 103589310, 207178620]

約数ペア:

[(1, 207178620), (2, 103589310), (3, 69059540), (4, 51794655), (5, 41435724), (6, 34529770), (10, 20717862), (11, 18834420), (12, 17264885), (15, 13811908), (20, 10358931), (22, 9417210), (30, 6905954), (33, 6278140), (44, 4708605), (55, 3766884), (60, 3452977), (66, 3139070), (110, 1883442), (121, 1712220), (132, 1569535), (165, 1255628), (220, 941721), (242, 856110), (330, 627814), (363, 570740), (484, 428055), (605, 342444), (660, 313907), (726, 285370), (1210, 171222), (1452, 142685), (1815, 114148), (2420, 85611), (3630, 57074), (7260, 28537)]