71998360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{5471}}^1$

素因数の和:5536

約数の個数: 64

約数和(自身を含む): 189112320

約数和(自身を除く): 117113960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1316, 1645, 1880, 2632, 3290, 5471, 6580, 10942, 13160, 21884, 27355, 38297, 43768, 54710, 76594, 109420, 153188, 191485, 218840, 257137, 306376, 382970, 514274, 765940, 1028548, 1285685, 1531880, 1799959, 2057096, 2571370, 3599918, 5142740, 7199836, 8999795, 10285480, 14399672, 17999590, 35999180, 71998360]

約数ペア:

[(1, 71998360), (2, 35999180), (4, 17999590), (5, 14399672), (7, 10285480), (8, 8999795), (10, 7199836), (14, 5142740), (20, 3599918), (28, 2571370), (35, 2057096), (40, 1799959), (47, 1531880), (56, 1285685), (70, 1028548), (94, 765940), (140, 514274), (188, 382970), (235, 306376), (280, 257137), (329, 218840), (376, 191485), (470, 153188), (658, 109420), (940, 76594), (1316, 54710), (1645, 43768), (1880, 38297), (2632, 27355), (3290, 21884), (5471, 13160), (6580, 10942)]