28207984896

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:231

約数の個数: 864

約数和(自身を含む): 107912080640

約数和(自身を除く): 79704095744

約数列:

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1514604, 1533376, 1564416, 1586144, 1597824, 1614468, 1651328, 1656954, 1694784, 1700608, 1725048, 1730976, 1749007, 1784412, 1812736, 1857744, 1864128, 1883546, 1913184, 1933113, 1991808, 2012556, 2019472, 2039328, 2123136, 2152624, 2186496, 2209272, 2259712, 2271906, 2300064, 2307968, 2379216, 2421702, 2476992, 2485504, 2542176, 2550912, 2577484, 2596464, 2683408, 2719104, 2796192, 2825319, 2905344, 2945696, 3018834, 3029208, 3066752, 3172288, 3195648, 3228936, 3302656, 3313908, 3389568, 3450096, 3461952, 3498014, 3568824, 3715488, 3728256, 3767092, 3826368, 3866226, 3983616, 4025112, 4038944, 4078656, 4246272, 4305248, 4418544, 4543812, 4600128, 4615936, 4758432, 4843404, 4953984, 5084352, 5101824, 5154968, 5192928, 5247021, 5366816, 5438208, 5592384, 5650638, 5799339, 5891392, 6037668, 6058416, 6133504, 6344576, 6457872, 6627816, 6779136, 6900192, 6923904, 6996028, 7137648, 7430976, 7456512, 7534184, 7652736, 7732452, 8050224, 8077888, 8157312, 8475957, 8610496, 8837088, 9087624, 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約数ペア:

[(1, 28207984896), (2, 14103992448), (3, 9402661632), (4, 7051996224), (6, 4701330816), (7, 4029712128), (8, 3525998112), (9, 3134220544), (12, 2350665408), (13, 2169844992), (14, 2014856064), (16, 1762999056), (18, 1567110272), (19, 1484630784), (21, 1343237376), (24, 1175332704), (26, 1084922496), (28, 1007428032), (32, 881499528), (36, 783555136), (38, 742315392), (39, 723281664), (42, 671618688), (48, 587666352), (52, 542461248), (56, 503714016), (57, 494876928), (63, 447745792), (64, 440749764), (72, 391777568), (73, 386410752), (76, 371157696), (78, 361640832), (84, 335809344), (91, 309977856), (96, 293833176), (97, 290803968), (104, 271230624), (112, 251857008), (114, 247438464), (117, 241093888), (126, 223872896), (128, 220374882), (133, 212090112), (144, 195888784), (146, 193205376), (152, 185578848), (156, 180820416), (168, 167904672), (171, 164958976), (182, 154988928), (192, 146916588), (194, 145401984), (208, 135615312), (219, 128803584), (224, 125928504), (228, 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(51604, 546624), (52416, 538156), (52962, 532608), (53144, 530784), (54093, 521472), (55328, 509832), (55872, 504868), (56064, 503139), (56648, 497952), (58254, 484224), (58976, 478296), (59787, 471808), (60528, 466032), (60736, 464436), (62244, 453184), (63232, 446103), (63729, 442624), (65184, 432744), (65408, 431262), (66348, 425152), (66576, 423696), (68328, 412832), (69888, 403617), (70616, 399456), (71136, 396536), (71877, 392448), (72124, 391104), (73584, 383344), (74496, 378651), (76608, 368212), (77406, 364416), (77672, 363168), (79443, 355072), (79716, 353856), (80704, 349524), (82992, 339888), (84096, 335426), (84972, 331968), (86912, 324558), (87381, 322816), (88464, 318864), (88768, 317772), (90792, 310688), (91104, 309624), (92053, 306432), (94848, 297402), (95836, 294336), (97776, 288496), (98112, 287508), (99134, 284544), (99864, 282464), (102144, 276159), (103208, 273312), (104832, 269078), (105924, 266304), (106288, 265392), (108186, 260736), (110656, 254916), 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