68495220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{42281}}^1$

素因数の和:42302

約数の個数: 60

約数和(自身を含む): 214877124

約数和(自身を除く): 146381904

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 42281, 84562, 126843, 169124, 211405, 253686, 380529, 422810, 507372, 634215, 761058, 845620, 1141587, 1268430, 1522116, 1902645, 2283174, 2536860, 3424761, 3805290, 4566348, 5707935, 6849522, 7610580, 11415870, 13699044, 17123805, 22831740, 34247610, 68495220]

約数ペア:

[(1, 68495220), (2, 34247610), (3, 22831740), (4, 17123805), (5, 13699044), (6, 11415870), (9, 7610580), (10, 6849522), (12, 5707935), (15, 4566348), (18, 3805290), (20, 3424761), (27, 2536860), (30, 2283174), (36, 1902645), (45, 1522116), (54, 1268430), (60, 1141587), (81, 845620), (90, 761058), (108, 634215), (135, 507372), (162, 422810), (180, 380529), (270, 253686), (324, 211405), (405, 169124), (540, 126843), (810, 84562), (1620, 42281)]