289962330

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:420

約数の個数: 128

約数和(自身を含む): 822970368

約数和(自身を除く): 533008038

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 43, 70, 86, 105, 129, 163, 197, 210, 215, 258, 301, 326, 394, 430, 489, 591, 602, 645, 815, 903, 978, 985, 1141, 1182, 1290, 1379, 1505, 1630, 1806, 1970, 2282, 2445, 2758, 2955, 3010, 3423, 4137, 4515, 4890, 5705, 5910, 6846, 6895, 7009, 8274, 8471, 9030, 11410, 13790, 14018, 16942, 17115, 20685, 21027, 25413, 32111, 34230, 35045, 41370, 42054, 42355, 49063, 50826, 59297, 64222, 70090, 84710, 96333, 98126, 105135, 118594, 127065, 147189, 160555, 177891, 192666, 210270, 224777, 245315, 254130, 294378, 296485, 321110, 355782, 449554, 481665, 490630, 592970, 674331, 735945, 889455, 963330, 1123885, 1348662, 1380773, 1471890, 1778910, 2247770, 2761546, 3371655, 4142319, 6743310, 6903865, 8284638, 9665411, 13807730, 19330822, 20711595, 28996233, 41423190, 48327055, 57992466, 96654110, 144981165, 289962330]

約数ペア:

[(1, 289962330), (2, 144981165), (3, 96654110), (5, 57992466), (6, 48327055), (7, 41423190), (10, 28996233), (14, 20711595), (15, 19330822), (21, 13807730), (30, 9665411), (35, 8284638), (42, 6903865), (43, 6743310), (70, 4142319), (86, 3371655), (105, 2761546), (129, 2247770), (163, 1778910), (197, 1471890), (210, 1380773), (215, 1348662), (258, 1123885), (301, 963330), (326, 889455), (394, 735945), (430, 674331), (489, 592970), (591, 490630), (602, 481665), (645, 449554), (815, 355782), (903, 321110), (978, 296485), (985, 294378), (1141, 254130), (1182, 245315), (1290, 224777), (1379, 210270), (1505, 192666), (1630, 177891), (1806, 160555), (1970, 147189), (2282, 127065), (2445, 118594), (2758, 105135), (2955, 98126), (3010, 96333), (3423, 84710), (4137, 70090), (4515, 64222), (4890, 59297), (5705, 50826), (5910, 49063), (6846, 42355), (6895, 42054), (7009, 41370), (8274, 35045), (8471, 34230), (9030, 32111), (11410, 25413), (13790, 21027), (14018, 20685), (16942, 17115)]