138819990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1\times {\mathrm{283}}^1$

素因数の和:573

約数の個数: 64

約数和(自身を含む): 340091136

約数和(自身を除く): 201271146

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 83, 166, 197, 249, 283, 394, 415, 498, 566, 591, 830, 849, 985, 1182, 1245, 1415, 1698, 1970, 2490, 2830, 2955, 4245, 5910, 8490, 16351, 23489, 32702, 46978, 49053, 55751, 70467, 81755, 98106, 111502, 117445, 140934, 163510, 167253, 234890, 245265, 278755, 334506, 352335, 490530, 557510, 704670, 836265, 1672530, 4627333, 9254666, 13881999, 23136665, 27763998, 46273330, 69409995, 138819990]

約数ペア:

[(1, 138819990), (2, 69409995), (3, 46273330), (5, 27763998), (6, 23136665), (10, 13881999), (15, 9254666), (30, 4627333), (83, 1672530), (166, 836265), (197, 704670), (249, 557510), (283, 490530), (394, 352335), (415, 334506), (498, 278755), (566, 245265), (591, 234890), (830, 167253), (849, 163510), (985, 140934), (1182, 117445), (1245, 111502), (1415, 98106), (1698, 81755), (1970, 70467), (2490, 55751), (2830, 49053), (2955, 46978), (4245, 32702), (5910, 23489), (8490, 16351)]