220492056

素因数分解:

$2^3\times 3^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1\times {\mathrm{359}}^1$

素因数の和:688

約数の個数: 64

約数和(自身を含む): 559699200

約数和(自身を除く): 339207144

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 157, 163, 314, 326, 359, 471, 489, 628, 652, 718, 942, 978, 1077, 1256, 1304, 1436, 1884, 1956, 2154, 2872, 3768, 3912, 4308, 8616, 25591, 51182, 56363, 58517, 76773, 102364, 112726, 117034, 153546, 169089, 175551, 204728, 225452, 234068, 307092, 338178, 351102, 450904, 468136, 614184, 676356, 702204, 1352712, 1404408, 9187169, 18374338, 27561507, 36748676, 55123014, 73497352, 110246028, 220492056]

約数ペア:

[(1, 220492056), (2, 110246028), (3, 73497352), (4, 55123014), (6, 36748676), (8, 27561507), (12, 18374338), (24, 9187169), (157, 1404408), (163, 1352712), (314, 702204), (326, 676356), (359, 614184), (471, 468136), (489, 450904), (628, 351102), (652, 338178), (718, 307092), (942, 234068), (978, 225452), (1077, 204728), (1256, 175551), (1304, 169089), (1436, 153546), (1884, 117034), (1956, 112726), (2154, 102364), (2872, 76773), (3768, 58517), (3912, 56363), (4308, 51182), (8616, 25591)]