31789890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:384

約数の個数: 96

約数和(自身を含む): 91181376

約数和(自身を除く): 59391486

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 163, 165, 197, 198, 326, 330, 394, 489, 495, 591, 815, 978, 985, 990, 1182, 1467, 1630, 1773, 1793, 1970, 2167, 2445, 2934, 2955, 3546, 3586, 4334, 4890, 5379, 5910, 6501, 7335, 8865, 8965, 10758, 10835, 13002, 14670, 16137, 17730, 17930, 19503, 21670, 26895, 32111, 32274, 32505, 39006, 53790, 64222, 65010, 80685, 96333, 97515, 160555, 161370, 192666, 195030, 288999, 321110, 353221, 481665, 577998, 706442, 963330, 1059663, 1444995, 1766105, 2119326, 2889990, 3178989, 3532210, 5298315, 6357978, 10596630, 15894945, 31789890]

約数ペア:

[(1, 31789890), (2, 15894945), (3, 10596630), (5, 6357978), (6, 5298315), (9, 3532210), (10, 3178989), (11, 2889990), (15, 2119326), (18, 1766105), (22, 1444995), (30, 1059663), (33, 963330), (45, 706442), (55, 577998), (66, 481665), (90, 353221), (99, 321110), (110, 288999), (163, 195030), (165, 192666), (197, 161370), (198, 160555), (326, 97515), (330, 96333), (394, 80685), (489, 65010), (495, 64222), (591, 53790), (815, 39006), (978, 32505), (985, 32274), (990, 32111), (1182, 26895), (1467, 21670), (1630, 19503), (1773, 17930), (1793, 17730), (1970, 16137), (2167, 14670), (2445, 13002), (2934, 10835), (2955, 10758), (3546, 8965), (3586, 8865), (4334, 7335), (4890, 6501), (5379, 5910)]