210571020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{106349}}^1$

素因数の和:106375

約数の個数: 72

約数和(自身を含む): 696805200

約数和(自身を除く): 486234180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 106349, 212698, 319047, 425396, 531745, 638094, 957141, 1063490, 1169839, 1276188, 1595235, 1914282, 2126980, 2339678, 3190470, 3509517, 3828564, 4679356, 4785705, 5849195, 6380940, 7019034, 9571410, 10528551, 11698390, 14038068, 17547585, 19142820, 21057102, 23396780, 35095170, 42114204, 52642755, 70190340, 105285510, 210571020]

約数ペア:

[(1, 210571020), (2, 105285510), (3, 70190340), (4, 52642755), (5, 42114204), (6, 35095170), (9, 23396780), (10, 21057102), (11, 19142820), (12, 17547585), (15, 14038068), (18, 11698390), (20, 10528551), (22, 9571410), (30, 7019034), (33, 6380940), (36, 5849195), (44, 4785705), (45, 4679356), (55, 3828564), (60, 3509517), (66, 3190470), (90, 2339678), (99, 2126980), (110, 1914282), (132, 1595235), (165, 1276188), (180, 1169839), (198, 1063490), (220, 957141), (330, 638094), (396, 531745), (495, 425396), (660, 319047), (990, 212698), (1980, 106349)]