1640303616

素因数分解:

$2^{10}\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{641}}^1$

素因数の和:695

約数の個数: 264

約数和(自身を含む): 5393370096

約数和(自身を除く): 3753066480

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 32, 34, 42, 48, 49, 51, 56, 64, 68, 84, 96, 98, 102, 112, 119, 128, 136, 147, 168, 192, 196, 204, 224, 238, 256, 272, 294, 336, 357, 384, 392, 408, 448, 476, 512, 544, 588, 641, 672, 714, 768, 784, 816, 833, 896, 952, 1024, 1088, 1176, 1282, 1344, 1428, 1536, 1568, 1632, 1666, 1792, 1904, 1923, 2176, 2352, 2499, 2564, 2688, 2856, 3072, 3136, 3264, 3332, 3584, 3808, 3846, 4352, 4487, 4704, 4998, 5128, 5376, 5712, 6272, 6528, 6664, 7168, 7616, 7692, 8704, 8974, 9408, 9996, 10256, 10752, 10897, 11424, 12544, 13056, 13328, 13461, 15232, 15384, 17408, 17948, 18816, 19992, 20512, 21504, 21794, 22848, 25088, 26112, 26656, 26922, 30464, 30768, 31409, 32691, 35896, 37632, 39984, 41024, 43588, 45696, 50176, 52224, 53312, 53844, 60928, 61536, 62818, 65382, 71792, 75264, 76279, 79968, 82048, 87176, 91392, 94227, 106624, 107688, 121856, 123072, 125636, 130764, 143584, 150528, 152558, 159936, 164096, 174352, 182784, 188454, 213248, 215376, 228837, 246144, 251272, 261528, 287168, 305116, 319872, 328192, 348704, 365568, 376908, 426496, 430752, 457674, 492288, 502544, 523056, 533953, 574336, 610232, 639744, 656384, 697408, 753816, 852992, 861504, 915348, 984576, 1005088, 1046112, 1067906, 1148672, 1220464, 1279488, 1394816, 1507632, 1601859, 1723008, 1830696, 1969152, 2010176, 2092224, 2135812, 2297344, 2440928, 2558976, 2789632, 3015264, 3203718, 3446016, 3661392, 4020352, 4184448, 4271624, 4594688, 4881856, 5579264, 6030528, 6407436, 6892032, 7322784, 8040704, 8368896, 8543248, 9763712, 11158528, 12061056, 12814872, 13784064, 14645568, 16081408, 16737792, 17086496, 19527424, 24122112, 25629744, 29291136, 32162816, 33475584, 34172992, 39054848, 48244224, 51259488, 58582272, 68345984, 78109696, 96488448, 102518976, 117164544, 136691968, 205037952, 234329088, 273383936, 410075904, 546767872, 820151808, 1640303616]

約数ペア:

[(1, 1640303616), (2, 820151808), (3, 546767872), (4, 410075904), (6, 273383936), (7, 234329088), (8, 205037952), (12, 136691968), (14, 117164544), (16, 102518976), (17, 96488448), (21, 78109696), (24, 68345984), (28, 58582272), (32, 51259488), (34, 48244224), (42, 39054848), (48, 34172992), (49, 33475584), (51, 32162816), (56, 29291136), (64, 25629744), (68, 24122112), (84, 19527424), (96, 17086496), (98, 16737792), (102, 16081408), (112, 14645568), (119, 13784064), (128, 12814872), (136, 12061056), (147, 11158528), (168, 9763712), (192, 8543248), (196, 8368896), (204, 8040704), (224, 7322784), (238, 6892032), (256, 6407436), (272, 6030528), (294, 5579264), (336, 4881856), (357, 4594688), (384, 4271624), (392, 4184448), (408, 4020352), (448, 3661392), (476, 3446016), (512, 3203718), (544, 3015264), (588, 2789632), (641, 2558976), (672, 2440928), (714, 2297344), (768, 2135812), (784, 2092224), (816, 2010176), (833, 1969152), (896, 1830696), (952, 1723008), (1024, 1601859), (1088, 1507632), (1176, 1394816), (1282, 1279488), (1344, 1220464), (1428, 1148672), (1536, 1067906), (1568, 1046112), (1632, 1005088), (1666, 984576), (1792, 915348), (1904, 861504), (1923, 852992), (2176, 753816), (2352, 697408), (2499, 656384), (2564, 639744), (2688, 610232), (2856, 574336), (3072, 533953), (3136, 523056), (3264, 502544), (3332, 492288), (3584, 457674), (3808, 430752), (3846, 426496), (4352, 376908), (4487, 365568), (4704, 348704), (4998, 328192), (5128, 319872), (5376, 305116), (5712, 287168), (6272, 261528), (6528, 251272), (6664, 246144), (7168, 228837), (7616, 215376), (7692, 213248), (8704, 188454), (8974, 182784), (9408, 174352), (9996, 164096), (10256, 159936), (10752, 152558), (10897, 150528), (11424, 143584), (12544, 130764), (13056, 125636), (13328, 123072), (13461, 121856), (15232, 107688), (15384, 106624), (17408, 94227), (17948, 91392), (18816, 87176), (19992, 82048), (20512, 79968), (21504, 76279), (21794, 75264), (22848, 71792), (25088, 65382), (26112, 62818), (26656, 61536), (26922, 60928), (30464, 53844), (30768, 53312), (31409, 52224), (32691, 50176), (35896, 45696), (37632, 43588), (39984, 41024)]