218570880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:243

約数の個数: 256

約数和(自身を含む): 775526400

約数和(自身を除く): 556955520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 79, 80, 88, 96, 110, 120, 128, 131, 132, 158, 160, 165, 176, 192, 220, 237, 240, 262, 264, 316, 320, 330, 352, 384, 393, 395, 440, 474, 480, 524, 528, 632, 640, 655, 660, 704, 786, 790, 869, 880, 948, 960, 1048, 1056, 1185, 1264, 1310, 1320, 1408, 1441, 1572, 1580, 1738, 1760, 1896, 1920, 1965, 2096, 2112, 2370, 2528, 2607, 2620, 2640, 2882, 3144, 3160, 3476, 3520, 3792, 3930, 4192, 4224, 4323, 4345, 4740, 5056, 5214, 5240, 5280, 5764, 6288, 6320, 6952, 7040, 7205, 7584, 7860, 8384, 8646, 8690, 9480, 10112, 10349, 10428, 10480, 10560, 11528, 12576, 12640, 13035, 13904, 14410, 15168, 15720, 16768, 17292, 17380, 18960, 20698, 20856, 20960, 21120, 21615, 23056, 25152, 25280, 26070, 27808, 28820, 30336, 31047, 31440, 34584, 34760, 37920, 41396, 41712, 41920, 43230, 46112, 50304, 50560, 51745, 52140, 55616, 57640, 62094, 62880, 69168, 69520, 75840, 82792, 83424, 83840, 86460, 92224, 103490, 104280, 111232, 113839, 115280, 124188, 125760, 138336, 139040, 151680, 155235, 165584, 166848, 172920, 184448, 206980, 208560, 227678, 230560, 248376, 251520, 276672, 278080, 310470, 331168, 333696, 341517, 345840, 413960, 417120, 455356, 461120, 496752, 553344, 556160, 569195, 620940, 662336, 683034, 691680, 827920, 834240, 910712, 922240, 993504, 1138390, 1241880, 1324672, 1366068, 1383360, 1655840, 1668480, 1707585, 1821424, 1987008, 2276780, 2483760, 2732136, 2766720, 3311680, 3415170, 3642848, 3974016, 4553560, 4967520, 5464272, 6623360, 6830340, 7285696, 9107120, 9935040, 10928544, 13660680, 14571392, 18214240, 19870080, 21857088, 27321360, 36428480, 43714176, 54642720, 72856960, 109285440, 218570880]

約数ペア:

[(1, 218570880), (2, 109285440), (3, 72856960), (4, 54642720), (5, 43714176), (6, 36428480), (8, 27321360), (10, 21857088), (11, 19870080), (12, 18214240), (15, 14571392), (16, 13660680), (20, 10928544), (22, 9935040), (24, 9107120), (30, 7285696), (32, 6830340), (33, 6623360), (40, 5464272), (44, 4967520), (48, 4553560), (55, 3974016), (60, 3642848), (64, 3415170), (66, 3311680), (79, 2766720), (80, 2732136), (88, 2483760), (96, 2276780), (110, 1987008), (120, 1821424), (128, 1707585), (131, 1668480), (132, 1655840), (158, 1383360), (160, 1366068), (165, 1324672), (176, 1241880), (192, 1138390), (220, 993504), (237, 922240), (240, 910712), (262, 834240), (264, 827920), (316, 691680), (320, 683034), (330, 662336), (352, 620940), (384, 569195), (393, 556160), (395, 553344), (440, 496752), (474, 461120), (480, 455356), (524, 417120), (528, 413960), (632, 345840), (640, 341517), (655, 333696), (660, 331168), (704, 310470), (786, 278080), (790, 276672), (869, 251520), (880, 248376), (948, 230560), (960, 227678), (1048, 208560), (1056, 206980), (1185, 184448), (1264, 172920), (1310, 166848), (1320, 165584), (1408, 155235), (1441, 151680), (1572, 139040), (1580, 138336), (1738, 125760), (1760, 124188), (1896, 115280), (1920, 113839), (1965, 111232), (2096, 104280), (2112, 103490), (2370, 92224), (2528, 86460), (2607, 83840), (2620, 83424), (2640, 82792), (2882, 75840), (3144, 69520), (3160, 69168), (3476, 62880), (3520, 62094), (3792, 57640), (3930, 55616), (4192, 52140), (4224, 51745), (4323, 50560), (4345, 50304), (4740, 46112), (5056, 43230), (5214, 41920), (5240, 41712), (5280, 41396), (5764, 37920), (6288, 34760), (6320, 34584), (6952, 31440), (7040, 31047), (7205, 30336), (7584, 28820), (7860, 27808), (8384, 26070), (8646, 25280), (8690, 25152), (9480, 23056), (10112, 21615), (10349, 21120), (10428, 20960), (10480, 20856), (10560, 20698), (11528, 18960), (12576, 17380), (12640, 17292), (13035, 16768), (13904, 15720), (14410, 15168)]