61891740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18097}}^1$

素因数の和:18131

約数の個数: 72

約数和(自身を含む): 197630160

約数和(自身を除く): 135738420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 18097, 36194, 54291, 72388, 90485, 108582, 162873, 180970, 217164, 271455, 325746, 343843, 361940, 542910, 651492, 687686, 814365, 1031529, 1085820, 1375372, 1628730, 1719215, 2063058, 3094587, 3257460, 3438430, 4126116, 5157645, 6189174, 6876860, 10315290, 12378348, 15472935, 20630580, 30945870, 61891740]

約数ペア:

[(1, 61891740), (2, 30945870), (3, 20630580), (4, 15472935), (5, 12378348), (6, 10315290), (9, 6876860), (10, 6189174), (12, 5157645), (15, 4126116), (18, 3438430), (19, 3257460), (20, 3094587), (30, 2063058), (36, 1719215), (38, 1628730), (45, 1375372), (57, 1085820), (60, 1031529), (76, 814365), (90, 687686), (95, 651492), (114, 542910), (171, 361940), (180, 343843), (190, 325746), (228, 271455), (285, 217164), (342, 180970), (380, 162873), (570, 108582), (684, 90485), (855, 72388), (1140, 54291), (1710, 36194), (3420, 18097)]