149407120

素因数分解:

$2^4\times 5^1\times {\mathrm{389}}^1\times {\mathrm{4801}}^1$

素因数の和:5203

約数の個数: 40

約数和(自身を含む): 348337080

約数和(自身を除く): 198929960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 389, 778, 1556, 1945, 3112, 3890, 4801, 6224, 7780, 9602, 15560, 19204, 24005, 31120, 38408, 48010, 76816, 96020, 192040, 384080, 1867589, 3735178, 7470356, 9337945, 14940712, 18675890, 29881424, 37351780, 74703560, 149407120]

約数ペア:

[(1, 149407120), (2, 74703560), (4, 37351780), (5, 29881424), (8, 18675890), (10, 14940712), (16, 9337945), (20, 7470356), (40, 3735178), (80, 1867589), (389, 384080), (778, 192040), (1556, 96020), (1945, 76816), (3112, 48010), (3890, 38408), (4801, 31120), (6224, 24005), (7780, 19204), (9602, 15560)]