87189228

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{307}}^1$

素因数の和:361

約数の個数: 144

約数和(自身を含む): 269068800

約数和(自身を除く): 181879572

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 49, 63, 69, 84, 92, 98, 126, 138, 147, 161, 196, 207, 252, 276, 294, 307, 322, 343, 414, 441, 483, 588, 614, 644, 686, 828, 882, 921, 966, 1029, 1127, 1228, 1372, 1449, 1764, 1842, 1932, 2058, 2149, 2254, 2763, 2898, 3087, 3381, 3684, 4116, 4298, 4508, 5526, 5796, 6174, 6447, 6762, 7061, 7889, 8596, 10143, 11052, 12348, 12894, 13524, 14122, 15043, 15778, 19341, 20286, 21183, 23667, 25788, 28244, 30086, 31556, 38682, 40572, 42366, 45129, 47334, 49427, 60172, 63549, 71001, 77364, 84732, 90258, 94668, 98854, 105301, 127098, 135387, 142002, 148281, 180516, 197708, 210602, 254196, 270774, 284004, 296562, 315903, 345989, 421204, 444843, 541548, 593124, 631806, 691978, 889686, 947709, 1037967, 1263612, 1383956, 1779372, 1895418, 2075934, 2421923, 3113901, 3790836, 4151868, 4843846, 6227802, 7265769, 9687692, 12455604, 14531538, 21797307, 29063076, 43594614, 87189228]

約数ペア:

[(1, 87189228), (2, 43594614), (3, 29063076), (4, 21797307), (6, 14531538), (7, 12455604), (9, 9687692), (12, 7265769), (14, 6227802), (18, 4843846), (21, 4151868), (23, 3790836), (28, 3113901), (36, 2421923), (42, 2075934), (46, 1895418), (49, 1779372), (63, 1383956), (69, 1263612), (84, 1037967), (92, 947709), (98, 889686), (126, 691978), (138, 631806), (147, 593124), (161, 541548), (196, 444843), (207, 421204), (252, 345989), (276, 315903), (294, 296562), (307, 284004), (322, 270774), (343, 254196), (414, 210602), (441, 197708), (483, 180516), (588, 148281), (614, 142002), (644, 135387), (686, 127098), (828, 105301), (882, 98854), (921, 94668), (966, 90258), (1029, 84732), (1127, 77364), (1228, 71001), (1372, 63549), (1449, 60172), (1764, 49427), (1842, 47334), (1932, 45129), (2058, 42366), (2149, 40572), (2254, 38682), (2763, 31556), (2898, 30086), (3087, 28244), (3381, 25788), (3684, 23667), (4116, 21183), (4298, 20286), (4508, 19341), (5526, 15778), (5796, 15043), (6174, 14122), (6447, 13524), (6762, 12894), (7061, 12348), (7889, 11052), (8596, 10143)]