191286680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1019}}^1$

素因数の和:1081

約数の個数: 96

約数和(自身を含む): 489661200

約数和(自身を除く): 298374520

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 361, 380, 494, 520, 722, 760, 988, 1019, 1235, 1444, 1805, 1976, 2038, 2470, 2888, 3610, 4076, 4693, 4940, 5095, 7220, 8152, 9386, 9880, 10190, 13247, 14440, 18772, 19361, 20380, 23465, 26494, 37544, 38722, 40760, 46930, 52988, 66235, 77444, 93860, 96805, 105976, 132470, 154888, 187720, 193610, 251693, 264940, 367859, 387220, 503386, 529880, 735718, 774440, 1006772, 1258465, 1471436, 1839295, 2013544, 2516930, 2942872, 3678590, 4782167, 5033860, 7357180, 9564334, 10067720, 14714360, 19128668, 23910835, 38257336, 47821670, 95643340, 191286680]

約数ペア:

[(1, 191286680), (2, 95643340), (4, 47821670), (5, 38257336), (8, 23910835), (10, 19128668), (13, 14714360), (19, 10067720), (20, 9564334), (26, 7357180), (38, 5033860), (40, 4782167), (52, 3678590), (65, 2942872), (76, 2516930), (95, 2013544), (104, 1839295), (130, 1471436), (152, 1258465), (190, 1006772), (247, 774440), (260, 735718), (361, 529880), (380, 503386), (494, 387220), (520, 367859), (722, 264940), (760, 251693), (988, 193610), (1019, 187720), (1235, 154888), (1444, 132470), (1805, 105976), (1976, 96805), (2038, 93860), (2470, 77444), (2888, 66235), (3610, 52988), (4076, 46930), (4693, 40760), (4940, 38722), (5095, 37544), (7220, 26494), (8152, 23465), (9386, 20380), (9880, 19361), (10190, 18772), (13247, 14440)]