638948157120

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{1459}}^1$

素因数の和:2062

約数の個数: 896

約数和(自身を含む): 2781121996800

約数和(自身を除く): 2142173839680

約数列:

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140364, 144820, 150390, 151736, 152061, 153195, 155960, 157248, 157572, 160416, 163408, 170703, 173784, 175080, 175455, 178240, 183834, 187152, 189670, 195507, 196560, 196965, 200520, 202748, 204260, 210096, 210546, 217230, 227604, 231712, 233440, 233940, 240624, 245112, 249536, 253435, 260676, 262080, 262620, 265538, 267360, 275751, 280128, 280728, 284505, 289640, 300780, 303472, 304122, 306390, 311920, 315144, 320832, 325845, 326816, 341406, 347568, 350160, 350910, 367668, 374304, 379340, 391014, 393120, 393930, 398307, 401040, 405496, 408520, 420192, 421092, 434460, 455208, 456183, 459585, 463424, 466880, 467880, 481248, 490224, 506870, 512109, 521352, 525240, 526365, 531076, 534720, 551502, 561456, 569010, 579280, 601560, 606944, 608244, 612780, 623840, 630288, 651690, 653632, 663845, 682812, 695136, 700320, 701820, 735336, 748608, 758680, 760305, 782028, 786240, 787860, 796614, 802080, 810992, 812663, 817040, 840384, 842184, 853515, 868920, 910416, 912366, 919170, 935760, 962496, 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5614560, 5688641, 5882688, 5974605, 6069440, 6082440, 6256224, 6302880, 6372912, 6501304, 6737472, 6828120, 6842745, 6951360, 7169526, 7298928, 7313967, 7353360, 7820280, 7966140, 8109920, 8126630, 8193744, 8421840, 8497216, 8824032, 9104160, 9123660, 9559368, 9731904, 9751956, 9804480, 10242180, 10427040, 10564619, 10621520, 10924992, 10948392, 11030040, 11229120, 11377282, 11949210, 12164880, 12189945, 12512448, 12605760, 12745824, 13002608, 13656240, 13685490, 14339052, 14597856, 14627934, 14706720, 15640560, 15932280, 16219840, 16253260, 16387488, 16843680, 17065923, 17648064, 17923815, 18208320, 18247320, 19118736, 19503912, 20484360, 20854080, 21129238, 21243040, 21896784, 21941901, 22060080, 22754564, 23898420, 24329760, 24379890, 25491648, 26005216, 27312480, 27370980, 28443205, 28678104, 29195712, 29255868, 29413440, 31281120, 31693857, 31864560, 32506520, 32774976, 33687360, 34131846, 35847630, 36494640, 36569835, 38237472, 39007824, 40968720, 42258476, 42486080, 43793568, 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約数ペア:

[(1, 638948157120), (2, 319474078560), (3, 212982719040), (4, 159737039280), (5, 127789631424), (6, 106491359520), (7, 91278308160), (8, 79868519640), (9, 70994239680), (10, 63894815712), (12, 53245679760), (13, 49149858240), (14, 45639154080), (15, 42596543808), (16, 39934259820), (18, 35497119840), (20, 31947407856), (21, 30426102720), (24, 26622839880), (26, 24574929120), (27, 23664746560), (28, 22819577040), (30, 21298271904), (32, 19967129910), (35, 18255661632), (36, 17748559920), (39, 16383286080), (40, 15973703928), (42, 15213051360), (45, 14198847936), (48, 13311419940), (52, 12287464560), (54, 11832373280), (56, 11409788520), (60, 10649135952), (63, 10142034240), (64, 9983564955), (65, 9829971648), (70, 9127830816), (72, 8874279960), (78, 8191643040), (80, 7986851964), (84, 7606525680), (90, 7099423968), (91, 7021408320), (96, 6655709970), (104, 6143732280), (105, 6085220544), (108, 5916186640), (112, 5704894260), (117, 5461095360), (120, 5324567976), (126, 5071017120), (130, 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(728, 877676040), (756, 845169520), (780, 819164304), (819, 780156480), (832, 767966535), (840, 760652568), (864, 739523330), (910, 702140832), (936, 682636920), (945, 676135616), (960, 665570997), (1008, 633877140), (1040, 614373228), (1080, 591618664), (1092, 585117360), (1114, 573562080), (1120, 570489426), (1170, 546109536), (1248, 511977690), (1260, 507101712), (1344, 475407855), (1365, 468093888), (1404, 455091280), (1440, 443713998), (1456, 438838020), (1459, 437935680), (1512, 422584760), (1560, 409582152), (1638, 390078240), (1671, 382374720), (1680, 380326284), (1728, 369761665), (1755, 364073024), (1820, 351070416), (1872, 341318460), (1890, 338067808), (2016, 316938570), (2080, 307186614), (2160, 295809332), (2184, 292558680), (2228, 286781040), (2240, 285244713), (2340, 273054768), (2457, 260052160), (2496, 255988845), (2520, 253550856), (2730, 234046944), (2785, 229424832), (2808, 227545640), (2880, 221856999), (2912, 219419010), (2918, 218967840), (3024, 211292380), 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1158560), (561456, 1138020), (569010, 1122912), (579280, 1103004), (601560, 1062152), (606944, 1052730), (608244, 1050480), (612780, 1042704), (623840, 1024218), (630288, 1013740), (651690, 980448), (653632, 977535), (663845, 962496), (682812, 935760), (695136, 919170), (700320, 912366), (701820, 910416), (735336, 868920), (748608, 853515), (758680, 842184), (760305, 840384), (782028, 817040), (786240, 812663), (787860, 810992), (796614, 802080)]