171531420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{17539}}^1$

素因数の和:17714

約数の個数: 48

約数和(自身を含む): 483262080

約数和(自身を除く): 311730660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 489, 652, 815, 978, 1630, 1956, 2445, 3260, 4890, 9780, 17539, 35078, 52617, 70156, 87695, 105234, 175390, 210468, 263085, 350780, 526170, 1052340, 2858857, 5717714, 8576571, 11435428, 14294285, 17153142, 28588570, 34306284, 42882855, 57177140, 85765710, 171531420]

約数ペア:

[(1, 171531420), (2, 85765710), (3, 57177140), (4, 42882855), (5, 34306284), (6, 28588570), (10, 17153142), (12, 14294285), (15, 11435428), (20, 8576571), (30, 5717714), (60, 2858857), (163, 1052340), (326, 526170), (489, 350780), (652, 263085), (815, 210468), (978, 175390), (1630, 105234), (1956, 87695), (2445, 70156), (3260, 52617), (4890, 35078), (9780, 17539)]