51918480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{72109}}^1$

素因数の和:72128

約数の個数: 60

約数和(自身を含む): 174361980

約数和(自身を除く): 122443500

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, 72109, 144218, 216327, 288436, 360545, 432654, 576872, 648981, 721090, 865308, 1081635, 1153744, 1297962, 1442180, 1730616, 2163270, 2595924, 2884360, 3244905, 3461232, 4326540, 5191848, 5768720, 6489810, 8653080, 10383696, 12979620, 17306160, 25959240, 51918480]

約数ペア:

[(1, 51918480), (2, 25959240), (3, 17306160), (4, 12979620), (5, 10383696), (6, 8653080), (8, 6489810), (9, 5768720), (10, 5191848), (12, 4326540), (15, 3461232), (16, 3244905), (18, 2884360), (20, 2595924), (24, 2163270), (30, 1730616), (36, 1442180), (40, 1297962), (45, 1153744), (48, 1081635), (60, 865308), (72, 721090), (80, 648981), (90, 576872), (120, 432654), (144, 360545), (180, 288436), (240, 216327), (360, 144218), (720, 72109)]