210997160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{499}}^1$

素因数の和:583

約数の個数: 96

約数和(自身を含む): 536220000

約数和(自身を除く): 325222840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 499, 620, 682, 961, 998, 1240, 1364, 1705, 1922, 1996, 2495, 2728, 3410, 3844, 3992, 4805, 4990, 5489, 6820, 7688, 9610, 9980, 10571, 10978, 13640, 15469, 19220, 19960, 21142, 21956, 27445, 30938, 38440, 42284, 43912, 52855, 54890, 61876, 77345, 84568, 105710, 109780, 123752, 154690, 170159, 211420, 219560, 309380, 340318, 422840, 479539, 618760, 680636, 850795, 959078, 1361272, 1701590, 1918156, 2397695, 3403180, 3836312, 4795390, 5274929, 6806360, 9590780, 10549858, 19181560, 21099716, 26374645, 42199432, 52749290, 105498580, 210997160]

約数ペア:

[(1, 210997160), (2, 105498580), (4, 52749290), (5, 42199432), (8, 26374645), (10, 21099716), (11, 19181560), (20, 10549858), (22, 9590780), (31, 6806360), (40, 5274929), (44, 4795390), (55, 3836312), (62, 3403180), (88, 2397695), (110, 1918156), (124, 1701590), (155, 1361272), (220, 959078), (248, 850795), (310, 680636), (341, 618760), (440, 479539), (499, 422840), (620, 340318), (682, 309380), (961, 219560), (998, 211420), (1240, 170159), (1364, 154690), (1705, 123752), (1922, 109780), (1996, 105710), (2495, 84568), (2728, 77345), (3410, 61876), (3844, 54890), (3992, 52855), (4805, 43912), (4990, 42284), (5489, 38440), (6820, 30938), (7688, 27445), (9610, 21956), (9980, 21142), (10571, 19960), (10978, 19220), (13640, 15469)]