406440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{1129}}^1$

素因数の和:1146

約数の個数: 48

約数和(自身を含む): 1322100

約数和(自身を除く): 915660

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 1129, 2258, 3387, 4516, 5645, 6774, 9032, 10161, 11290, 13548, 16935, 20322, 22580, 27096, 33870, 40644, 45160, 50805, 67740, 81288, 101610, 135480, 203220, 406440]

約数ペア:

[(1, 406440), (2, 203220), (3, 135480), (4, 101610), (5, 81288), (6, 67740), (8, 50805), (9, 45160), (10, 40644), (12, 33870), (15, 27096), (18, 22580), (20, 20322), (24, 16935), (30, 13548), (36, 11290), (40, 10161), (45, 9032), (60, 6774), (72, 5645), (90, 4516), (120, 3387), (180, 2258), (360, 1129)]