1320199480

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{36713}}^1$

素因数の和:36784

約数の個数: 64

約数和(自身を含む): 3172089600

約数和(自身を除く): 1851890120

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 116, 124, 145, 155, 232, 248, 290, 310, 580, 620, 899, 1160, 1240, 1798, 3596, 4495, 7192, 8990, 17980, 35960, 36713, 73426, 146852, 183565, 293704, 367130, 734260, 1064677, 1138103, 1468520, 2129354, 2276206, 4258708, 4552412, 5323385, 5690515, 8517416, 9104824, 10646770, 11381030, 21293540, 22762060, 33004987, 42587080, 45524120, 66009974, 132019948, 165024935, 264039896, 330049870, 660099740, 1320199480]

約数ペア:

[(1, 1320199480), (2, 660099740), (4, 330049870), (5, 264039896), (8, 165024935), (10, 132019948), (20, 66009974), (29, 45524120), (31, 42587080), (40, 33004987), (58, 22762060), (62, 21293540), (116, 11381030), (124, 10646770), (145, 9104824), (155, 8517416), (232, 5690515), (248, 5323385), (290, 4552412), (310, 4258708), (580, 2276206), (620, 2129354), (899, 1468520), (1160, 1138103), (1240, 1064677), (1798, 734260), (3596, 367130), (4495, 293704), (7192, 183565), (8990, 146852), (17980, 73426), (35960, 36713)]