90804960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{63059}}^1$

素因数の和:63080

約数の個数: 72

約数和(自身を含む): 309876840

約数和(自身を除く): 219071880

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, 63059, 126118, 189177, 252236, 315295, 378354, 504472, 567531, 630590, 756708, 945885, 1008944, 1135062, 1261180, 1513416, 1891770, 2017888, 2270124, 2522360, 2837655, 3026832, 3783540, 4540248, 5044720, 5675310, 6053664, 7567080, 9080496, 10089440, 11350620, 15134160, 18160992, 22701240, 30268320, 45402480, 90804960]

約数ペア:

[(1, 90804960), (2, 45402480), (3, 30268320), (4, 22701240), (5, 18160992), (6, 15134160), (8, 11350620), (9, 10089440), (10, 9080496), (12, 7567080), (15, 6053664), (16, 5675310), (18, 5044720), (20, 4540248), (24, 3783540), (30, 3026832), (32, 2837655), (36, 2522360), (40, 2270124), (45, 2017888), (48, 1891770), (60, 1513416), (72, 1261180), (80, 1135062), (90, 1008944), (96, 945885), (120, 756708), (144, 630590), (160, 567531), (180, 504472), (240, 378354), (288, 315295), (360, 252236), (480, 189177), (720, 126118), (1440, 63059)]