216252540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{171629}}^1$

素因数の和:171651

約数の個数: 72

約数和(自身を含む): 749679840

約数和(自身を除く): 533427300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 171629, 343258, 514887, 686516, 858145, 1029774, 1201403, 1544661, 1716290, 2059548, 2402806, 2574435, 3089322, 3432580, 3604209, 4805612, 5148870, 6007015, 6178644, 7208418, 7723305, 10297740, 10812627, 12014030, 14416836, 15446610, 18021045, 21625254, 24028060, 30893220, 36042090, 43250508, 54063135, 72084180, 108126270, 216252540]

約数ペア:

[(1, 216252540), (2, 108126270), (3, 72084180), (4, 54063135), (5, 43250508), (6, 36042090), (7, 30893220), (9, 24028060), (10, 21625254), (12, 18021045), (14, 15446610), (15, 14416836), (18, 12014030), (20, 10812627), (21, 10297740), (28, 7723305), (30, 7208418), (35, 6178644), (36, 6007015), (42, 5148870), (45, 4805612), (60, 3604209), (63, 3432580), (70, 3089322), (84, 2574435), (90, 2402806), (105, 2059548), (126, 1716290), (140, 1544661), (180, 1201403), (210, 1029774), (252, 858145), (315, 686516), (420, 514887), (630, 343258), (1260, 171629)]