151212980

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{48157}}^1$

素因数の和:48323

約数の個数: 24

約数和(自身を含む): 319576488

約数和(自身を除く): 168363508

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 48157, 96314, 192628, 240785, 481570, 963140, 7560649, 15121298, 30242596, 37803245, 75606490, 151212980]

約数ペア:

[(1, 151212980), (2, 75606490), (4, 37803245), (5, 30242596), (10, 15121298), (20, 7560649), (157, 963140), (314, 481570), (628, 240785), (785, 192628), (1570, 96314), (3140, 48157)]