1898985984

素因数分解:

$2^9\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1097}}^1$

素因数の和:1155

約数の個数: 240

約数和(自身を含む): 6146445888

約数和(自身を除く): 4247459904

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 32, 42, 46, 48, 49, 56, 64, 69, 84, 92, 96, 98, 112, 128, 138, 147, 161, 168, 184, 192, 196, 224, 256, 276, 294, 322, 336, 368, 384, 392, 448, 483, 512, 552, 588, 644, 672, 736, 768, 784, 896, 966, 1097, 1104, 1127, 1176, 1288, 1344, 1472, 1536, 1568, 1792, 1932, 2194, 2208, 2254, 2352, 2576, 2688, 2944, 3136, 3291, 3381, 3584, 3864, 4388, 4416, 4508, 4704, 5152, 5376, 5888, 6272, 6582, 6762, 7679, 7728, 8776, 8832, 9016, 9408, 10304, 10752, 11776, 12544, 13164, 13524, 15358, 15456, 17552, 17664, 18032, 18816, 20608, 23037, 25088, 25231, 26328, 27048, 30716, 30912, 35104, 35328, 36064, 37632, 41216, 46074, 50462, 52656, 53753, 54096, 61432, 61824, 70208, 72128, 75264, 75693, 82432, 92148, 100924, 105312, 107506, 108192, 122864, 123648, 140416, 144256, 151386, 161259, 176617, 184296, 201848, 210624, 215012, 216384, 245728, 247296, 280832, 288512, 302772, 322518, 353234, 368592, 403696, 421248, 430024, 432768, 491456, 529851, 561664, 577024, 605544, 645036, 706468, 737184, 807392, 842496, 860048, 865536, 982912, 1059702, 1211088, 1236319, 1290072, 1412936, 1474368, 1614784, 1684992, 1720096, 1731072, 1965824, 2119404, 2422176, 2472638, 2580144, 2825872, 2948736, 3229568, 3440192, 3708957, 3931648, 4238808, 4844352, 4945276, 5160288, 5651744, 5897472, 6459136, 6880384, 7417914, 8477616, 9688704, 9890552, 10320576, 11303488, 11794944, 12918272, 13760768, 14835828, 16955232, 19377408, 19781104, 20641152, 22606976, 27521536, 29671656, 33910464, 38754816, 39562208, 41282304, 45213952, 59343312, 67820928, 79124416, 82564608, 90427904, 118686624, 135641856, 158248832, 237373248, 271283712, 316497664, 474746496, 632995328, 949492992, 1898985984]

約数ペア:

[(1, 1898985984), (2, 949492992), (3, 632995328), (4, 474746496), (6, 316497664), (7, 271283712), (8, 237373248), (12, 158248832), (14, 135641856), (16, 118686624), (21, 90427904), (23, 82564608), (24, 79124416), (28, 67820928), (32, 59343312), (42, 45213952), (46, 41282304), (48, 39562208), (49, 38754816), (56, 33910464), (64, 29671656), (69, 27521536), (84, 22606976), (92, 20641152), (96, 19781104), (98, 19377408), (112, 16955232), (128, 14835828), (138, 13760768), (147, 12918272), (161, 11794944), (168, 11303488), (184, 10320576), (192, 9890552), (196, 9688704), (224, 8477616), (256, 7417914), (276, 6880384), (294, 6459136), (322, 5897472), (336, 5651744), (368, 5160288), (384, 4945276), (392, 4844352), (448, 4238808), (483, 3931648), (512, 3708957), (552, 3440192), (588, 3229568), (644, 2948736), (672, 2825872), (736, 2580144), (768, 2472638), (784, 2422176), (896, 2119404), (966, 1965824), (1097, 1731072), (1104, 1720096), (1127, 1684992), (1176, 1614784), (1288, 1474368), (1344, 1412936), (1472, 1290072), (1536, 1236319), (1568, 1211088), (1792, 1059702), (1932, 982912), (2194, 865536), (2208, 860048), (2254, 842496), (2352, 807392), (2576, 737184), (2688, 706468), (2944, 645036), (3136, 605544), (3291, 577024), (3381, 561664), (3584, 529851), (3864, 491456), (4388, 432768), (4416, 430024), (4508, 421248), (4704, 403696), (5152, 368592), (5376, 353234), (5888, 322518), (6272, 302772), (6582, 288512), (6762, 280832), (7679, 247296), (7728, 245728), (8776, 216384), (8832, 215012), (9016, 210624), (9408, 201848), (10304, 184296), (10752, 176617), (11776, 161259), (12544, 151386), (13164, 144256), (13524, 140416), (15358, 123648), (15456, 122864), (17552, 108192), (17664, 107506), (18032, 105312), (18816, 100924), (20608, 92148), (23037, 82432), (25088, 75693), (25231, 75264), (26328, 72128), (27048, 70208), (30716, 61824), (30912, 61432), (35104, 54096), (35328, 53753), (36064, 52656), (37632, 50462), (41216, 46074)]