8219970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1$

素因数の和:85

約数の個数: 144

約数和(自身を含む): 25676352

約数和(自身を除く): 17456382

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 19, 22, 23, 30, 33, 38, 45, 46, 55, 57, 66, 69, 90, 95, 99, 110, 114, 115, 138, 165, 171, 190, 198, 207, 209, 230, 253, 285, 330, 342, 345, 361, 414, 418, 437, 495, 506, 570, 627, 690, 722, 759, 855, 874, 990, 1035, 1045, 1083, 1254, 1265, 1311, 1518, 1710, 1805, 1881, 2070, 2090, 2166, 2185, 2277, 2530, 2622, 3135, 3249, 3610, 3762, 3795, 3933, 3971, 4370, 4554, 4807, 5415, 6270, 6498, 6555, 7590, 7866, 7942, 8303, 9405, 9614, 10830, 11385, 11913, 13110, 14421, 16245, 16606, 18810, 19665, 19855, 22770, 23826, 24035, 24909, 28842, 32490, 35739, 39330, 39710, 41515, 43263, 48070, 49818, 59565, 71478, 72105, 74727, 83030, 86526, 91333, 119130, 124545, 144210, 149454, 178695, 182666, 216315, 249090, 273999, 357390, 373635, 432630, 456665, 547998, 747270, 821997, 913330, 1369995, 1643994, 2739990, 4109985, 8219970]

約数ペア:

[(1, 8219970), (2, 4109985), (3, 2739990), (5, 1643994), (6, 1369995), (9, 913330), (10, 821997), (11, 747270), (15, 547998), (18, 456665), (19, 432630), (22, 373635), (23, 357390), (30, 273999), (33, 249090), (38, 216315), (45, 182666), (46, 178695), (55, 149454), (57, 144210), (66, 124545), (69, 119130), (90, 91333), (95, 86526), (99, 83030), (110, 74727), (114, 72105), (115, 71478), (138, 59565), (165, 49818), (171, 48070), (190, 43263), (198, 41515), (207, 39710), (209, 39330), (230, 35739), (253, 32490), (285, 28842), (330, 24909), (342, 24035), (345, 23826), (361, 22770), (414, 19855), (418, 19665), (437, 18810), (495, 16606), (506, 16245), (570, 14421), (627, 13110), (690, 11913), (722, 11385), (759, 10830), (855, 9614), (874, 9405), (990, 8303), (1035, 7942), (1045, 7866), (1083, 7590), (1254, 6555), (1265, 6498), (1311, 6270), (1518, 5415), (1710, 4807), (1805, 4554), (1881, 4370), (2070, 3971), (2090, 3933), (2166, 3795), (2185, 3762), (2277, 3610), (2530, 3249), (2622, 3135)]