55806480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{77509}}^1$

素因数の和:77528

約数の個数: 60

約数和(自身を含む): 187419180

約数和(自身を除く): 131612700

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, 77509, 155018, 232527, 310036, 387545, 465054, 620072, 697581, 775090, 930108, 1162635, 1240144, 1395162, 1550180, 1860216, 2325270, 2790324, 3100360, 3487905, 3720432, 4650540, 5580648, 6200720, 6975810, 9301080, 11161296, 13951620, 18602160, 27903240, 55806480]

約数ペア:

[(1, 55806480), (2, 27903240), (3, 18602160), (4, 13951620), (5, 11161296), (6, 9301080), (8, 6975810), (9, 6200720), (10, 5580648), (12, 4650540), (15, 3720432), (16, 3487905), (18, 3100360), (20, 2790324), (24, 2325270), (30, 1860216), (36, 1550180), (40, 1395162), (45, 1240144), (48, 1162635), (60, 930108), (72, 775090), (80, 697581), (90, 620072), (120, 465054), (144, 387545), (180, 310036), (240, 232527), (360, 155018), (720, 77509)]