248185440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{172351}}^1$

素因数の和:172372

約数の個数: 72

約数和(自身を含む): 846937728

約数和(自身を除く): 598752288

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 172351, 344702, 517053, 689404, 861755, 1034106, 1378808, 1551159, 1723510, 2068212, 2585265, 2757616, 3102318, 3447020, 4136424, 5170530, 5515232, 6204636, 6894040, 7755795, 8272848, 10341060, 12409272, 13788080, 15511590, 16545696, 20682120, 24818544, 27576160, 31023180, 41364240, 49637088, 62046360, 82728480, 124092720, 248185440]

約数ペア:

[(1, 248185440), (2, 124092720), (3, 82728480), (4, 62046360), (5, 49637088), (6, 41364240), (8, 31023180), (9, 27576160), (10, 24818544), (12, 20682120), (15, 16545696), (16, 15511590), (18, 13788080), (20, 12409272), (24, 10341060), (30, 8272848), (32, 7755795), (36, 6894040), (40, 6204636), (45, 5515232), (48, 5170530), (60, 4136424), (72, 3447020), (80, 3102318), (90, 2757616), (96, 2585265), (120, 2068212), (144, 1723510), (160, 1551159), (180, 1378808), (240, 1034106), (288, 861755), (360, 689404), (480, 517053), (720, 344702), (1440, 172351)]