142830320

素因数分解:

$2^4\times 5^1\times {\mathrm{257}}^1\times {\mathrm{6947}}^1$

素因数の和:7217

約数の個数: 40

約数和(自身を含む): 333420624

約数和(自身を除く): 190590304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 257, 514, 1028, 1285, 2056, 2570, 4112, 5140, 6947, 10280, 13894, 20560, 27788, 34735, 55576, 69470, 111152, 138940, 277880, 555760, 1785379, 3570758, 7141516, 8926895, 14283032, 17853790, 28566064, 35707580, 71415160, 142830320]

約数ペア:

[(1, 142830320), (2, 71415160), (4, 35707580), (5, 28566064), (8, 17853790), (10, 14283032), (16, 8926895), (20, 7141516), (40, 3570758), (80, 1785379), (257, 555760), (514, 277880), (1028, 138940), (1285, 111152), (2056, 69470), (2570, 55576), (4112, 34735), (5140, 27788), (6947, 20560), (10280, 13894)]