154980304

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{122611}}^1$

素因数の和:122698

約数の個数: 20

約数和(自身を含む): 304077760

約数和(自身を除く): 149097456

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 122611, 245222, 490444, 980888, 1961776, 9686269, 19372538, 38745076, 77490152, 154980304]

約数ペア:

[(1, 154980304), (2, 77490152), (4, 38745076), (8, 19372538), (16, 9686269), (79, 1961776), (158, 980888), (316, 490444), (632, 245222), (1264, 122611)]