28153080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{78203}}^1$

素因数の和:78220

約数の個数: 48

約数和(自身を含む): 91498680

約数和(自身を除く): 63345600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 78203, 156406, 234609, 312812, 391015, 469218, 625624, 703827, 782030, 938436, 1173045, 1407654, 1564060, 1876872, 2346090, 2815308, 3128120, 3519135, 4692180, 5630616, 7038270, 9384360, 14076540, 28153080]

約数ペア:

[(1, 28153080), (2, 14076540), (3, 9384360), (4, 7038270), (5, 5630616), (6, 4692180), (8, 3519135), (9, 3128120), (10, 2815308), (12, 2346090), (15, 1876872), (18, 1564060), (20, 1407654), (24, 1173045), (30, 938436), (36, 782030), (40, 703827), (45, 625624), (60, 469218), (72, 391015), (90, 312812), (120, 234609), (180, 156406), (360, 78203)]