86485980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1279}}^1$

素因数の和:1328

約数の個数: 144

約数和(自身を含む): 294174720

約数和(自身を除く): 207688740

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 49, 60, 69, 70, 84, 92, 98, 105, 115, 138, 140, 147, 161, 196, 210, 230, 245, 276, 294, 322, 345, 420, 460, 483, 490, 588, 644, 690, 735, 805, 966, 980, 1127, 1279, 1380, 1470, 1610, 1932, 2254, 2415, 2558, 2940, 3220, 3381, 3837, 4508, 4830, 5116, 5635, 6395, 6762, 7674, 8953, 9660, 11270, 12790, 13524, 15348, 16905, 17906, 19185, 22540, 25580, 26859, 29417, 33810, 35812, 38370, 44765, 53718, 58834, 62671, 67620, 76740, 88251, 89530, 107436, 117668, 125342, 134295, 147085, 176502, 179060, 188013, 205919, 250684, 268590, 294170, 313355, 353004, 376026, 411838, 441255, 537180, 588340, 617757, 626710, 752052, 823676, 882510, 940065, 1029595, 1235514, 1253420, 1441433, 1765020, 1880130, 2059190, 2471028, 2882866, 3088785, 3760260, 4118380, 4324299, 5765732, 6177570, 7207165, 8648598, 12355140, 14414330, 17297196, 21621495, 28828660, 43242990, 86485980]

約数ペア:

[(1, 86485980), (2, 43242990), (3, 28828660), (4, 21621495), (5, 17297196), (6, 14414330), (7, 12355140), (10, 8648598), (12, 7207165), (14, 6177570), (15, 5765732), (20, 4324299), (21, 4118380), (23, 3760260), (28, 3088785), (30, 2882866), (35, 2471028), (42, 2059190), (46, 1880130), (49, 1765020), (60, 1441433), (69, 1253420), (70, 1235514), (84, 1029595), (92, 940065), (98, 882510), (105, 823676), (115, 752052), (138, 626710), (140, 617757), (147, 588340), (161, 537180), (196, 441255), (210, 411838), (230, 376026), (245, 353004), (276, 313355), (294, 294170), (322, 268590), (345, 250684), (420, 205919), (460, 188013), (483, 179060), (490, 176502), (588, 147085), (644, 134295), (690, 125342), (735, 117668), (805, 107436), (966, 89530), (980, 88251), (1127, 76740), (1279, 67620), (1380, 62671), (1470, 58834), (1610, 53718), (1932, 44765), (2254, 38370), (2415, 35812), (2558, 33810), (2940, 29417), (3220, 26859), (3381, 25580), (3837, 22540), (4508, 19185), (4830, 17906), (5116, 16905), (5635, 15348), (6395, 13524), (6762, 12790), (7674, 11270), (8953, 9660)]