189510420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{287137}}^1$

素因数の和:287160

約数の個数: 48

約数和(自身を含む): 578870208

約数和(自身を除く): 389359788

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, 287137, 574274, 861411, 1148548, 1435685, 1722822, 2871370, 3158507, 3445644, 4307055, 5742740, 6317014, 8614110, 9475521, 12634028, 15792535, 17228220, 18951042, 31585070, 37902084, 47377605, 63170140, 94755210, 189510420]

約数ペア:

[(1, 189510420), (2, 94755210), (3, 63170140), (4, 47377605), (5, 37902084), (6, 31585070), (10, 18951042), (11, 17228220), (12, 15792535), (15, 12634028), (20, 9475521), (22, 8614110), (30, 6317014), (33, 5742740), (44, 4307055), (55, 3445644), (60, 3158507), (66, 2871370), (110, 1722822), (132, 1435685), (165, 1148548), (220, 861411), (330, 574274), (660, 287137)]