18942120

素因数分解:

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

素因数の和:17559

約数の個数: 64

約数和(自身を含む): 63144000

約数和(自身を除く): 44201880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 17539, 35078, 52617, 70156, 87695, 105234, 140312, 157851, 175390, 210468, 263085, 315702, 350780, 420936, 473553, 526170, 631404, 701560, 789255, 947106, 1052340, 1262808, 1578510, 1894212, 2104680, 2367765, 3157020, 3788424, 4735530, 6314040, 9471060, 18942120]

約数ペア:

[(1, 18942120), (2, 9471060), (3, 6314040), (4, 4735530), (5, 3788424), (6, 3157020), (8, 2367765), (9, 2104680), (10, 1894212), (12, 1578510), (15, 1262808), (18, 1052340), (20, 947106), (24, 789255), (27, 701560), (30, 631404), (36, 526170), (40, 473553), (45, 420936), (54, 350780), (60, 315702), (72, 263085), (90, 210468), (108, 175390), (120, 157851), (135, 140312), (180, 105234), (216, 87695), (270, 70156), (360, 52617), (540, 35078), (1080, 17539)]