161157420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{895319}}^1$

素因数の和:895334

約数の個数: 36

約数和(自身を含む): 488844720

約数和(自身を除く): 327687300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 895319, 1790638, 2685957, 3581276, 4476595, 5371914, 8057871, 8953190, 10743828, 13429785, 16115742, 17906380, 26859570, 32231484, 40289355, 53719140, 80578710, 161157420]

約数ペア:

[(1, 161157420), (2, 80578710), (3, 53719140), (4, 40289355), (5, 32231484), (6, 26859570), (9, 17906380), (10, 16115742), (12, 13429785), (15, 10743828), (18, 8953190), (20, 8057871), (30, 5371914), (36, 4476595), (45, 3581276), (60, 2685957), (90, 1790638), (180, 895319)]