171538640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23563}}^1$

素因数の和:23596

約数の個数: 80

約数和(自身を含む): 490885248

約数和(自身を除く): 319346608

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 23563, 47126, 94252, 117815, 164941, 188504, 235630, 306319, 329882, 377008, 471260, 612638, 659764, 824705, 942520, 1225276, 1319528, 1531595, 1649410, 1885040, 2144233, 2450552, 2639056, 3063190, 3298820, 4288466, 4901104, 6126380, 6597640, 8576932, 10721165, 12252760, 13195280, 17153864, 21442330, 24505520, 34307728, 42884660, 85769320, 171538640]

約数ペア:

[(1, 171538640), (2, 85769320), (4, 42884660), (5, 34307728), (7, 24505520), (8, 21442330), (10, 17153864), (13, 13195280), (14, 12252760), (16, 10721165), (20, 8576932), (26, 6597640), (28, 6126380), (35, 4901104), (40, 4288466), (52, 3298820), (56, 3063190), (65, 2639056), (70, 2450552), (80, 2144233), (91, 1885040), (104, 1649410), (112, 1531595), (130, 1319528), (140, 1225276), (182, 942520), (208, 824705), (260, 659764), (280, 612638), (364, 471260), (455, 377008), (520, 329882), (560, 306319), (728, 235630), (910, 188504), (1040, 164941), (1456, 117815), (1820, 94252), (3640, 47126), (7280, 23563)]