151840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:101

約数の個数: 48

約数和(自身を含む): 391608

約数和(自身を除く): 239768

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 73, 80, 104, 130, 146, 160, 208, 260, 292, 365, 416, 520, 584, 730, 949, 1040, 1168, 1460, 1898, 2080, 2336, 2920, 3796, 4745, 5840, 7592, 9490, 11680, 15184, 18980, 30368, 37960, 75920, 151840]

約数ペア:

[(1, 151840), (2, 75920), (4, 37960), (5, 30368), (8, 18980), (10, 15184), (13, 11680), (16, 9490), (20, 7592), (26, 5840), (32, 4745), (40, 3796), (52, 2920), (65, 2336), (73, 2080), (80, 1898), (104, 1460), (130, 1168), (146, 1040), (160, 949), (208, 730), (260, 584), (292, 520), (365, 416)]