66643740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{751}}^1$

素因数の和:812

約数の個数: 144

約数和(自身を含む): 221719680

約数和(自身を除く): 155075940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 29, 30, 34, 36, 45, 51, 58, 60, 68, 85, 87, 90, 102, 116, 145, 153, 170, 174, 180, 204, 255, 261, 290, 306, 340, 348, 435, 493, 510, 522, 580, 612, 751, 765, 870, 986, 1020, 1044, 1305, 1479, 1502, 1530, 1740, 1972, 2253, 2465, 2610, 2958, 3004, 3060, 3755, 4437, 4506, 4930, 5220, 5916, 6759, 7395, 7510, 8874, 9012, 9860, 11265, 12767, 13518, 14790, 15020, 17748, 21779, 22185, 22530, 25534, 27036, 29580, 33795, 38301, 43558, 44370, 45060, 51068, 63835, 65337, 67590, 76602, 87116, 88740, 108895, 114903, 127670, 130674, 135180, 153204, 191505, 196011, 217790, 229806, 255340, 261348, 326685, 370243, 383010, 392022, 435580, 459612, 574515, 653370, 740486, 766020, 784044, 980055, 1110729, 1149030, 1306740, 1480972, 1851215, 1960110, 2221458, 2298060, 3332187, 3702430, 3920220, 4442916, 5553645, 6664374, 7404860, 11107290, 13328748, 16660935, 22214580, 33321870, 66643740]

約数ペア:

[(1, 66643740), (2, 33321870), (3, 22214580), (4, 16660935), (5, 13328748), (6, 11107290), (9, 7404860), (10, 6664374), (12, 5553645), (15, 4442916), (17, 3920220), (18, 3702430), (20, 3332187), (29, 2298060), (30, 2221458), (34, 1960110), (36, 1851215), (45, 1480972), (51, 1306740), (58, 1149030), (60, 1110729), (68, 980055), (85, 784044), (87, 766020), (90, 740486), (102, 653370), (116, 574515), (145, 459612), (153, 435580), (170, 392022), (174, 383010), (180, 370243), (204, 326685), (255, 261348), (261, 255340), (290, 229806), (306, 217790), (340, 196011), (348, 191505), (435, 153204), (493, 135180), (510, 130674), (522, 127670), (580, 114903), (612, 108895), (751, 88740), (765, 87116), (870, 76602), (986, 67590), (1020, 65337), (1044, 63835), (1305, 51068), (1479, 45060), (1502, 44370), (1530, 43558), (1740, 38301), (1972, 33795), (2253, 29580), (2465, 27036), (2610, 25534), (2958, 22530), (3004, 22185), (3060, 21779), (3755, 17748), (4437, 15020), (4506, 14790), (4930, 13518), (5220, 12767), (5916, 11265), (6759, 9860), (7395, 9012), (7510, 8874)]