151991120

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{26759}}^1$

素因数の和:26843

約数の個数: 40

約数和(自身を含む): 358369920

約数和(自身を除く): 206378800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 26759, 53518, 107036, 133795, 214072, 267590, 428144, 535180, 1070360, 1899889, 2140720, 3799778, 7599556, 9499445, 15199112, 18998890, 30398224, 37997780, 75995560, 151991120]

約数ペア:

[(1, 151991120), (2, 75995560), (4, 37997780), (5, 30398224), (8, 18998890), (10, 15199112), (16, 9499445), (20, 7599556), (40, 3799778), (71, 2140720), (80, 1899889), (142, 1070360), (284, 535180), (355, 428144), (568, 267590), (710, 214072), (1136, 133795), (1420, 107036), (2840, 53518), (5680, 26759)]