219990510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{30941}}^1$

素因数の和:31033

約数の個数: 48

約数和(自身を含む): 579234240

約数和(自身を除く): 359243730

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 79, 90, 158, 237, 395, 474, 711, 790, 1185, 1422, 2370, 3555, 7110, 30941, 61882, 92823, 154705, 185646, 278469, 309410, 464115, 556938, 928230, 1392345, 2444339, 2784690, 4888678, 7333017, 12221695, 14666034, 21999051, 24443390, 36665085, 43998102, 73330170, 109995255, 219990510]

約数ペア:

[(1, 219990510), (2, 109995255), (3, 73330170), (5, 43998102), (6, 36665085), (9, 24443390), (10, 21999051), (15, 14666034), (18, 12221695), (30, 7333017), (45, 4888678), (79, 2784690), (90, 2444339), (158, 1392345), (237, 928230), (395, 556938), (474, 464115), (711, 309410), (790, 278469), (1185, 185646), (1422, 154705), (2370, 92823), (3555, 61882), (7110, 30941)]