90379520

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1$

素因数の和:177

約数の個数: 216

約数和(自身を含む): 276823008

約数和(自身を除く): 186443488

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 77, 80, 88, 98, 110, 112, 128, 131, 140, 154, 160, 176, 196, 220, 224, 245, 256, 262, 280, 308, 320, 352, 385, 392, 440, 448, 490, 524, 539, 560, 616, 640, 655, 704, 770, 784, 880, 896, 917, 980, 1048, 1078, 1120, 1232, 1280, 1310, 1408, 1441, 1540, 1568, 1760, 1792, 1834, 1960, 2096, 2156, 2240, 2464, 2620, 2695, 2816, 2882, 3080, 3136, 3520, 3668, 3920, 4192, 4312, 4480, 4585, 4928, 5240, 5390, 5764, 6160, 6272, 6419, 7040, 7205, 7336, 7840, 8384, 8624, 8960, 9170, 9856, 10087, 10480, 10780, 11528, 12320, 12544, 12838, 14080, 14410, 14672, 15680, 16768, 17248, 18340, 19712, 20174, 20960, 21560, 23056, 24640, 25676, 28820, 29344, 31360, 32095, 33536, 34496, 36680, 40348, 41920, 43120, 46112, 49280, 50435, 51352, 57640, 58688, 62720, 64190, 68992, 70609, 73360, 80696, 83840, 86240, 92224, 98560, 100870, 102704, 115280, 117376, 128380, 137984, 141218, 146720, 161392, 167680, 172480, 184448, 201740, 205408, 230560, 234752, 256760, 282436, 293440, 322784, 344960, 353045, 368896, 403480, 410816, 461120, 513520, 564872, 586880, 645568, 689920, 706090, 806960, 821632, 922240, 1027040, 1129744, 1173760, 1291136, 1412180, 1613920, 1643264, 1844480, 2054080, 2259488, 2582272, 2824360, 3227840, 4108160, 4518976, 5648720, 6455680, 8216320, 9037952, 11297440, 12911360, 18075904, 22594880, 45189760, 90379520]

約数ペア:

[(1, 90379520), (2, 45189760), (4, 22594880), (5, 18075904), (7, 12911360), (8, 11297440), (10, 9037952), (11, 8216320), (14, 6455680), (16, 5648720), (20, 4518976), (22, 4108160), (28, 3227840), (32, 2824360), (35, 2582272), (40, 2259488), (44, 2054080), (49, 1844480), (55, 1643264), (56, 1613920), (64, 1412180), (70, 1291136), (77, 1173760), (80, 1129744), (88, 1027040), (98, 922240), (110, 821632), (112, 806960), (128, 706090), (131, 689920), (140, 645568), (154, 586880), (160, 564872), (176, 513520), (196, 461120), (220, 410816), (224, 403480), (245, 368896), (256, 353045), (262, 344960), (280, 322784), (308, 293440), (320, 282436), (352, 256760), (385, 234752), (392, 230560), (440, 205408), (448, 201740), (490, 184448), (524, 172480), (539, 167680), (560, 161392), (616, 146720), (640, 141218), (655, 137984), (704, 128380), (770, 117376), (784, 115280), (880, 102704), (896, 100870), (917, 98560), (980, 92224), (1048, 86240), (1078, 83840), (1120, 80696), (1232, 73360), (1280, 70609), (1310, 68992), (1408, 64190), (1441, 62720), (1540, 58688), (1568, 57640), (1760, 51352), (1792, 50435), (1834, 49280), (1960, 46112), (2096, 43120), (2156, 41920), (2240, 40348), (2464, 36680), (2620, 34496), (2695, 33536), (2816, 32095), (2882, 31360), (3080, 29344), (3136, 28820), (3520, 25676), (3668, 24640), (3920, 23056), (4192, 21560), (4312, 20960), (4480, 20174), (4585, 19712), (4928, 18340), (5240, 17248), (5390, 16768), (5764, 15680), (6160, 14672), (6272, 14410), (6419, 14080), (7040, 12838), (7205, 12544), (7336, 12320), (7840, 11528), (8384, 10780), (8624, 10480), (8960, 10087), (9170, 9856)]