18981216072

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{9689}}^1$

素因数の和:9757

約数の個数: 288

約数和(自身を含む): 66391228800

約数和(自身を除く): 47410012728

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 23, 24, 26, 28, 36, 39, 42, 46, 52, 56, 63, 69, 72, 78, 84, 91, 92, 104, 117, 126, 138, 156, 161, 168, 169, 182, 184, 207, 234, 252, 273, 276, 299, 312, 322, 338, 364, 414, 468, 483, 504, 507, 546, 552, 598, 644, 676, 728, 819, 828, 897, 936, 966, 1014, 1092, 1183, 1196, 1288, 1352, 1449, 1521, 1638, 1656, 1794, 1932, 2028, 2093, 2184, 2366, 2392, 2691, 2898, 3042, 3276, 3549, 3588, 3864, 3887, 4056, 4186, 4732, 5382, 5796, 6084, 6279, 6552, 7098, 7176, 7774, 8372, 9464, 9689, 10647, 10764, 11592, 11661, 12168, 12558, 14196, 15548, 16744, 18837, 19378, 21294, 21528, 23322, 25116, 27209, 28392, 29067, 31096, 34983, 37674, 38756, 42588, 46644, 50232, 54418, 58134, 67823, 69966, 75348, 77512, 81627, 85176, 87201, 93288, 108836, 116268, 125957, 135646, 139932, 150696, 163254, 174402, 203469, 217672, 222847, 232536, 244881, 251914, 271292, 279864, 326508, 348804, 377871, 406938, 445694, 489762, 503828, 542584, 610407, 653016, 668541, 697608, 755742, 813876, 881699, 891388, 979524, 1007656, 1133613, 1220814, 1337082, 1511484, 1559929, 1627752, 1637441, 1763398, 1782776, 1959048, 2005623, 2267226, 2441628, 2645097, 2674164, 2897011, 3022968, 3119858, 3274882, 3526796, 4011246, 4534452, 4679787, 4883256, 4912323, 5290194, 5348328, 5794022, 6239716, 6549764, 7053592, 7935291, 8022492, 8691033, 9068904, 9359574, 9824646, 10580388, 11462087, 11588044, 12479432, 13099528, 14039361, 14736969, 15870582, 16044984, 17382066, 18719148, 19649292, 20279077, 21160776, 22924174, 23176088, 26073099, 28078722, 29473938, 31741164, 34386261, 34764132, 37438296, 37661143, 39298584, 40558154, 45848348, 52146198, 56157444, 58947876, 60837231, 63482328, 68772522, 69528264, 75322286, 81116308, 91696696, 103158783, 104292396, 112314888, 112983429, 117895752, 121674462, 137545044, 150644572, 162232616, 182511693, 206317566, 208584792, 225966858, 243348924, 263628001, 275090088, 301289144, 338950287, 365023386, 412635132, 451933716, 486697848, 527256002, 677900574, 730046772, 790884003, 825270264, 903867432, 1054512004, 1355801148, 1460093544, 1581768006, 2109024008, 2372652009, 2711602296, 3163536012, 4745304018, 6327072024, 9490608036, 18981216072]

約数ペア:

[(1, 18981216072), (2, 9490608036), (3, 6327072024), (4, 4745304018), (6, 3163536012), (7, 2711602296), (8, 2372652009), (9, 2109024008), (12, 1581768006), (13, 1460093544), (14, 1355801148), (18, 1054512004), (21, 903867432), (23, 825270264), (24, 790884003), (26, 730046772), (28, 677900574), (36, 527256002), (39, 486697848), (42, 451933716), (46, 412635132), (52, 365023386), (56, 338950287), (63, 301289144), (69, 275090088), (72, 263628001), (78, 243348924), (84, 225966858), (91, 208584792), (92, 206317566), (104, 182511693), (117, 162232616), (126, 150644572), (138, 137545044), (156, 121674462), (161, 117895752), (168, 112983429), (169, 112314888), (182, 104292396), (184, 103158783), (207, 91696696), (234, 81116308), (252, 75322286), (273, 69528264), (276, 68772522), (299, 63482328), (312, 60837231), (322, 58947876), (338, 56157444), (364, 52146198), (414, 45848348), (468, 40558154), (483, 39298584), (504, 37661143), (507, 37438296), (546, 34764132), (552, 34386261), (598, 31741164), (644, 29473938), (676, 28078722), (728, 26073099), (819, 23176088), (828, 22924174), (897, 21160776), (936, 20279077), (966, 19649292), (1014, 18719148), (1092, 17382066), (1183, 16044984), (1196, 15870582), (1288, 14736969), (1352, 14039361), (1449, 13099528), (1521, 12479432), (1638, 11588044), (1656, 11462087), (1794, 10580388), (1932, 9824646), (2028, 9359574), (2093, 9068904), (2184, 8691033), (2366, 8022492), (2392, 7935291), (2691, 7053592), (2898, 6549764), (3042, 6239716), (3276, 5794022), (3549, 5348328), (3588, 5290194), (3864, 4912323), (3887, 4883256), (4056, 4679787), (4186, 4534452), (4732, 4011246), (5382, 3526796), (5796, 3274882), (6084, 3119858), (6279, 3022968), (6552, 2897011), (7098, 2674164), (7176, 2645097), (7774, 2441628), (8372, 2267226), (9464, 2005623), (9689, 1959048), (10647, 1782776), (10764, 1763398), (11592, 1637441), (11661, 1627752), (12168, 1559929), (12558, 1511484), (14196, 1337082), (15548, 1220814), (16744, 1133613), (18837, 1007656), (19378, 979524), (21294, 891388), (21528, 881699), (23322, 813876), (25116, 755742), (27209, 697608), (28392, 668541), (29067, 653016), (31096, 610407), (34983, 542584), (37674, 503828), (38756, 489762), (42588, 445694), (46644, 406938), (50232, 377871), (54418, 348804), (58134, 326508), (67823, 279864), (69966, 271292), (75348, 251914), (77512, 244881), (81627, 232536), (85176, 222847), (87201, 217672), (93288, 203469), (108836, 174402), (116268, 163254), (125957, 150696), (135646, 139932)]