168444760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:401

約数の個数: 128

約数和(自身を含む): 439084800

約数和(自身を除く): 270640040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 43, 44, 55, 58, 86, 88, 110, 116, 145, 172, 215, 220, 232, 290, 307, 319, 344, 430, 440, 473, 580, 614, 638, 860, 946, 1160, 1228, 1247, 1276, 1535, 1595, 1720, 1892, 2365, 2456, 2494, 2552, 3070, 3190, 3377, 3784, 4730, 4988, 6140, 6235, 6380, 6754, 8903, 9460, 9976, 12280, 12470, 12760, 13201, 13508, 13717, 16885, 17806, 18920, 24940, 26402, 27016, 27434, 33770, 35612, 44515, 49880, 52804, 54868, 66005, 67540, 68585, 71224, 89030, 97933, 105608, 109736, 132010, 135080, 137170, 145211, 178060, 195866, 264020, 274340, 290422, 356120, 382829, 391732, 489665, 528040, 548680, 580844, 726055, 765658, 783464, 979330, 1161688, 1452110, 1531316, 1914145, 1958660, 2904220, 3062632, 3828290, 3917320, 4211119, 5808440, 7656580, 8422238, 15313160, 16844476, 21055595, 33688952, 42111190, 84222380, 168444760]

約数ペア:

[(1, 168444760), (2, 84222380), (4, 42111190), (5, 33688952), (8, 21055595), (10, 16844476), (11, 15313160), (20, 8422238), (22, 7656580), (29, 5808440), (40, 4211119), (43, 3917320), (44, 3828290), (55, 3062632), (58, 2904220), (86, 1958660), (88, 1914145), (110, 1531316), (116, 1452110), (145, 1161688), (172, 979330), (215, 783464), (220, 765658), (232, 726055), (290, 580844), (307, 548680), (319, 528040), (344, 489665), (430, 391732), (440, 382829), (473, 356120), (580, 290422), (614, 274340), (638, 264020), (860, 195866), (946, 178060), (1160, 145211), (1228, 137170), (1247, 135080), (1276, 132010), (1535, 109736), (1595, 105608), (1720, 97933), (1892, 89030), (2365, 71224), (2456, 68585), (2494, 67540), (2552, 66005), (3070, 54868), (3190, 52804), (3377, 49880), (3784, 44515), (4730, 35612), (4988, 33770), (6140, 27434), (6235, 27016), (6380, 26402), (6754, 24940), (8903, 18920), (9460, 17806), (9976, 16885), (12280, 13717), (12470, 13508), (12760, 13201)]