215821860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{829}}^1\times {\mathrm{4339}}^1$

素因数の和:5180

約数の個数: 48

約数和(自身を含む): 605169600

約数和(自身を除く): 389347740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 829, 1658, 2487, 3316, 4145, 4339, 4974, 8290, 8678, 9948, 12435, 13017, 16580, 17356, 21695, 24870, 26034, 43390, 49740, 52068, 65085, 86780, 130170, 260340, 3597031, 7194062, 10791093, 14388124, 17985155, 21582186, 35970310, 43164372, 53955465, 71940620, 107910930, 215821860]

約数ペア:

[(1, 215821860), (2, 107910930), (3, 71940620), (4, 53955465), (5, 43164372), (6, 35970310), (10, 21582186), (12, 17985155), (15, 14388124), (20, 10791093), (30, 7194062), (60, 3597031), (829, 260340), (1658, 130170), (2487, 86780), (3316, 65085), (4145, 52068), (4339, 49740), (4974, 43390), (8290, 26034), (8678, 24870), (9948, 21695), (12435, 17356), (13017, 16580)]