180804540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{430487}}^1$

素因数の和:430506

約数の個数: 48

約数和(自身を含む): 578575872

約数和(自身を除く): 397771332

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 430487, 860974, 1291461, 1721948, 2152435, 2582922, 3013409, 4304870, 5165844, 6026818, 6457305, 8609740, 9040227, 12053636, 12914610, 15067045, 18080454, 25829220, 30134090, 36160908, 45201135, 60268180, 90402270, 180804540]

約数ペア:

[(1, 180804540), (2, 90402270), (3, 60268180), (4, 45201135), (5, 36160908), (6, 30134090), (7, 25829220), (10, 18080454), (12, 15067045), (14, 12914610), (15, 12053636), (20, 9040227), (21, 8609740), (28, 6457305), (30, 6026818), (35, 5165844), (42, 4304870), (60, 3013409), (70, 2582922), (84, 2152435), (105, 1721948), (140, 1291461), (210, 860974), (420, 430487)]