21652899840

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:141

約数の個数: 1152

約数和(自身を含む): 92726000640

約数和(自身を除く): 71073100800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 16, 18, 20, 22, 24, 26, 30, 31, 32, 33, 36, 39, 40, 44, 45, 48, 52, 53, 55, 60, 62, 64, 65, 66, 72, 78, 80, 88, 90, 93, 96, 99, 104, 106, 110, 117, 120, 124, 128, 130, 132, 143, 144, 155, 156, 159, 160, 165, 176, 180, 186, 192, 195, 198, 208, 212, 220, 234, 240, 248, 256, 260, 264, 265, 279, 286, 288, 310, 312, 318, 320, 330, 341, 352, 360, 372, 384, 390, 396, 403, 416, 424, 429, 440, 465, 468, 477, 480, 495, 496, 512, 520, 528, 530, 558, 572, 576, 583, 585, 620, 624, 636, 640, 660, 682, 689, 704, 715, 720, 744, 768, 780, 792, 795, 806, 832, 848, 858, 880, 930, 936, 954, 960, 990, 992, 1023, 1024, 1040, 1056, 1060, 1116, 1144, 1152, 1166, 1170, 1209, 1240, 1248, 1272, 1280, 1287, 1320, 1364, 1378, 1395, 1408, 1430, 1440, 1488, 1536, 1560, 1584, 1590, 1612, 1643, 1664, 1696, 1705, 1716, 1749, 1760, 1860, 1872, 1908, 1920, 1980, 1984, 2015, 2046, 2048, 2067, 2080, 2112, 2120, 2145, 2232, 2288, 2304, 2332, 2340, 2385, 2418, 2480, 2496, 2544, 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約数ペア:

[(1, 21652899840), (2, 10826449920), (3, 7217633280), (4, 5413224960), (5, 4330579968), (6, 3608816640), (8, 2706612480), (9, 2405877760), (10, 2165289984), (11, 1968445440), (12, 1804408320), (13, 1665607680), (15, 1443526656), (16, 1353306240), (18, 1202938880), (20, 1082644992), (22, 984222720), (24, 902204160), (26, 832803840), (30, 721763328), (31, 698480640), (32, 676653120), (33, 656148480), (36, 601469440), (39, 555202560), (40, 541322496), (44, 492111360), (45, 481175552), (48, 451102080), (52, 416401920), (53, 408545280), (55, 393689088), (60, 360881664), (62, 349240320), (64, 338326560), (65, 333121536), (66, 328074240), (72, 300734720), (78, 277601280), (80, 270661248), (88, 246055680), (90, 240587776), (93, 232826880), (96, 225551040), (99, 218716160), (104, 208200960), (106, 204272640), (110, 196844544), (117, 185067520), (120, 180440832), (124, 174620160), (128, 169163280), (130, 166560768), (132, 164037120), (143, 151418880), (144, 150367360), (155, 139696128), (156, 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