18460080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{25639}}^1$

素因数の和:25658

約数の個数: 60

約数和(自身を含む): 61997520

約数和(自身を除く): 43537440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 25639, 51278, 76917, 102556, 128195, 153834, 205112, 230751, 256390, 307668, 384585, 410224, 461502, 512780, 615336, 769170, 923004, 1025560, 1153755, 1230672, 1538340, 1846008, 2051120, 2307510, 3076680, 3692016, 4615020, 6153360, 9230040, 18460080]

約数ペア:

[(1, 18460080), (2, 9230040), (3, 6153360), (4, 4615020), (5, 3692016), (6, 3076680), (8, 2307510), (9, 2051120), (10, 1846008), (12, 1538340), (15, 1230672), (16, 1153755), (18, 1025560), (20, 923004), (24, 769170), (30, 615336), (36, 512780), (40, 461502), (45, 410224), (48, 384585), (60, 307668), (72, 256390), (80, 230751), (90, 205112), (120, 153834), (144, 128195), (180, 102556), (240, 76917), (360, 51278), (720, 25639)]