156944120

素因数分解:

$2^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{13963}}^1$

素因数の和:14255

約数の個数: 32

約数和(自身を含む): 354406320

約数和(自身を除く): 197462200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 281, 562, 1124, 1405, 2248, 2810, 5620, 11240, 13963, 27926, 55852, 69815, 111704, 139630, 279260, 558520, 3923603, 7847206, 15694412, 19618015, 31388824, 39236030, 78472060, 156944120]

約数ペア:

[(1, 156944120), (2, 78472060), (4, 39236030), (5, 31388824), (8, 19618015), (10, 15694412), (20, 7847206), (40, 3923603), (281, 558520), (562, 279260), (1124, 139630), (1405, 111704), (2248, 69815), (2810, 55852), (5620, 27926), (11240, 13963)]