280151280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{389099}}^1$

素因数の和:389118

約数の個数: 60

約数和(自身を含む): 940843800

約数和(自身を除く): 660692520

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, 389099, 778198, 1167297, 1556396, 1945495, 2334594, 3112792, 3501891, 3890990, 4669188, 5836485, 6225584, 7003782, 7781980, 9338376, 11672970, 14007564, 15563960, 17509455, 18676752, 23345940, 28015128, 31127920, 35018910, 46691880, 56030256, 70037820, 93383760, 140075640, 280151280]

約数ペア:

[(1, 280151280), (2, 140075640), (3, 93383760), (4, 70037820), (5, 56030256), (6, 46691880), (8, 35018910), (9, 31127920), (10, 28015128), (12, 23345940), (15, 18676752), (16, 17509455), (18, 15563960), (20, 14007564), (24, 11672970), (30, 9338376), (36, 7781980), (40, 7003782), (45, 6225584), (48, 5836485), (60, 4669188), (72, 3890990), (80, 3501891), (90, 3112792), (120, 2334594), (144, 1945495), (180, 1556396), (240, 1167297), (360, 778198), (720, 389099)]