164971440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{229127}}^1$

素因数の和:229146

約数の個数: 60

約数和(自身を含む): 554031504

約数和(自身を除く): 389060064

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, 229127, 458254, 687381, 916508, 1145635, 1374762, 1833016, 2062143, 2291270, 2749524, 3436905, 3666032, 4124286, 4582540, 5499048, 6873810, 8248572, 9165080, 10310715, 10998096, 13747620, 16497144, 18330160, 20621430, 27495240, 32994288, 41242860, 54990480, 82485720, 164971440]

約数ペア:

[(1, 164971440), (2, 82485720), (3, 54990480), (4, 41242860), (5, 32994288), (6, 27495240), (8, 20621430), (9, 18330160), (10, 16497144), (12, 13747620), (15, 10998096), (16, 10310715), (18, 9165080), (20, 8248572), (24, 6873810), (30, 5499048), (36, 4582540), (40, 4124286), (45, 3666032), (48, 3436905), (60, 2749524), (72, 2291270), (80, 2062143), (90, 1833016), (120, 1374762), (144, 1145635), (180, 916508), (240, 687381), (360, 458254), (720, 229127)]