90505440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{62851}}^1$

素因数の和:62872

約数の個数: 72

約数和(自身を含む): 308854728

約数和(自身を除く): 218349288

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, 62851, 125702, 188553, 251404, 314255, 377106, 502808, 565659, 628510, 754212, 942765, 1005616, 1131318, 1257020, 1508424, 1885530, 2011232, 2262636, 2514040, 2828295, 3016848, 3771060, 4525272, 5028080, 5656590, 6033696, 7542120, 9050544, 10056160, 11313180, 15084240, 18101088, 22626360, 30168480, 45252720, 90505440]

約数ペア:

[(1, 90505440), (2, 45252720), (3, 30168480), (4, 22626360), (5, 18101088), (6, 15084240), (8, 11313180), (9, 10056160), (10, 9050544), (12, 7542120), (15, 6033696), (16, 5656590), (18, 5028080), (20, 4525272), (24, 3771060), (30, 3016848), (32, 2828295), (36, 2514040), (40, 2262636), (45, 2011232), (48, 1885530), (60, 1508424), (72, 1257020), (80, 1131318), (90, 1005616), (96, 942765), (120, 754212), (144, 628510), (160, 565659), (180, 502808), (240, 377106), (288, 314255), (360, 251404), (480, 188553), (720, 125702), (1440, 62851)]