249720720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1040503}}^1$

素因数の和:1040519

約数の個数: 40

約数和(自身を含む): 774134976

約数和(自身を除く): 524414256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1040503, 2081006, 3121509, 4162012, 5202515, 6243018, 8324024, 10405030, 12486036, 15607545, 16648048, 20810060, 24972072, 31215090, 41620120, 49944144, 62430180, 83240240, 124860360, 249720720]

約数ペア:

[(1, 249720720), (2, 124860360), (3, 83240240), (4, 62430180), (5, 49944144), (6, 41620120), (8, 31215090), (10, 24972072), (12, 20810060), (15, 16648048), (16, 15607545), (20, 12486036), (24, 10405030), (30, 8324024), (40, 6243018), (48, 5202515), (60, 4162012), (80, 3121509), (120, 2081006), (240, 1040503)]