8254320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:390

約数の個数: 80

約数和(自身を含む): 25867392

約数和(自身を除く): 17613072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 163, 211, 240, 326, 422, 489, 633, 652, 815, 844, 978, 1055, 1266, 1304, 1630, 1688, 1956, 2110, 2445, 2532, 2608, 3165, 3260, 3376, 3912, 4220, 4890, 5064, 6330, 6520, 7824, 8440, 9780, 10128, 12660, 13040, 16880, 19560, 25320, 34393, 39120, 50640, 68786, 103179, 137572, 171965, 206358, 275144, 343930, 412716, 515895, 550288, 687860, 825432, 1031790, 1375720, 1650864, 2063580, 2751440, 4127160, 8254320]

約数ペア:

[(1, 8254320), (2, 4127160), (3, 2751440), (4, 2063580), (5, 1650864), (6, 1375720), (8, 1031790), (10, 825432), (12, 687860), (15, 550288), (16, 515895), (20, 412716), (24, 343930), (30, 275144), (40, 206358), (48, 171965), (60, 137572), (80, 103179), (120, 68786), (163, 50640), (211, 39120), (240, 34393), (326, 25320), (422, 19560), (489, 16880), (633, 13040), (652, 12660), (815, 10128), (844, 9780), (978, 8440), (1055, 7824), (1266, 6520), (1304, 6330), (1630, 5064), (1688, 4890), (1956, 4220), (2110, 3912), (2445, 3376), (2532, 3260), (2608, 3165)]