21420804960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{14875559}}^1$

素因数の和:14875580

約数の個数: 72

約数和(自身を含む): 73098501840

約数和(自身を除く): 51677696880

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, 14875559, 29751118, 44626677, 59502236, 74377795, 89253354, 119004472, 133880031, 148755590, 178506708, 223133385, 238008944, 267760062, 297511180, 357013416, 446266770, 476017888, 535520124, 595022360, 669400155, 714026832, 892533540, 1071040248, 1190044720, 1338800310, 1428053664, 1785067080, 2142080496, 2380089440, 2677600620, 3570134160, 4284160992, 5355201240, 7140268320, 10710402480, 21420804960]

約数ペア:

[(1, 21420804960), (2, 10710402480), (3, 7140268320), (4, 5355201240), (5, 4284160992), (6, 3570134160), (8, 2677600620), (9, 2380089440), (10, 2142080496), (12, 1785067080), (15, 1428053664), (16, 1338800310), (18, 1190044720), (20, 1071040248), (24, 892533540), (30, 714026832), (32, 669400155), (36, 595022360), (40, 535520124), (45, 476017888), (48, 446266770), (60, 357013416), (72, 297511180), (80, 267760062), (90, 238008944), (96, 223133385), (120, 178506708), (144, 148755590), (160, 133880031), (180, 119004472), (240, 89253354), (288, 74377795), (360, 59502236), (480, 44626677), (720, 29751118), (1440, 14875559)]