28303845840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{39310897}}^1$

素因数の和:39310916

約数の個数: 60

約数和(自身を含む): 95053751364

約数和(自身を除く): 66749905524

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, 39310897, 78621794, 117932691, 157243588, 196554485, 235865382, 314487176, 353798073, 393108970, 471730764, 589663455, 628974352, 707596146, 786217940, 943461528, 1179326910, 1415192292, 1572435880, 1768990365, 1886923056, 2358653820, 2830384584, 3144871760, 3537980730, 4717307640, 5660769168, 7075961460, 9434615280, 14151922920, 28303845840]

約数ペア:

[(1, 28303845840), (2, 14151922920), (3, 9434615280), (4, 7075961460), (5, 5660769168), (6, 4717307640), (8, 3537980730), (9, 3144871760), (10, 2830384584), (12, 2358653820), (15, 1886923056), (16, 1768990365), (18, 1572435880), (20, 1415192292), (24, 1179326910), (30, 943461528), (36, 786217940), (40, 707596146), (45, 628974352), (48, 589663455), (60, 471730764), (72, 393108970), (80, 353798073), (90, 314487176), (120, 235865382), (144, 196554485), (180, 157243588), (240, 117932691), (360, 78621794), (720, 39310897)]