49920720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{208003}}^1$

素因数の和:208019

約数の個数: 40

約数和(自身を含む): 154754976

約数和(自身を除く): 104834256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 208003, 416006, 624009, 832012, 1040015, 1248018, 1664024, 2080030, 2496036, 3120045, 3328048, 4160060, 4992072, 6240090, 8320120, 9984144, 12480180, 16640240, 24960360, 49920720]

約数ペア:

[(1, 49920720), (2, 24960360), (3, 16640240), (4, 12480180), (5, 9984144), (6, 8320120), (8, 6240090), (10, 4992072), (12, 4160060), (15, 3328048), (16, 3120045), (20, 2496036), (24, 2080030), (30, 1664024), (40, 1248018), (48, 1040015), (60, 832012), (80, 624009), (120, 416006), (240, 208003)]