18812977920

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:170

約数の個数: 1152

約数和(自身を含む): 80106485760

約数和(自身を除く): 61293507840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 17, 18, 20, 22, 24, 27, 30, 32, 33, 34, 36, 40, 41, 44, 45, 48, 51, 54, 55, 60, 64, 66, 68, 71, 72, 80, 82, 85, 88, 90, 96, 99, 102, 108, 110, 120, 123, 128, 132, 135, 136, 142, 144, 153, 160, 164, 165, 170, 176, 180, 187, 192, 198, 204, 205, 213, 216, 220, 240, 246, 255, 256, 264, 270, 272, 284, 288, 297, 306, 320, 328, 330, 340, 352, 355, 360, 369, 374, 384, 396, 408, 410, 426, 432, 440, 451, 459, 480, 492, 495, 510, 528, 540, 544, 561, 568, 576, 594, 612, 615, 639, 640, 656, 660, 680, 697, 704, 710, 720, 738, 748, 765, 768, 781, 792, 816, 820, 852, 864, 880, 902, 918, 935, 960, 984, 990, 1020, 1056, 1065, 1080, 1088, 1107, 1122, 1136, 1152, 1188, 1207, 1224, 1230, 1278, 1280, 1312, 1320, 1353, 1360, 1394, 1408, 1420, 1440, 1476, 1485, 1496, 1530, 1562, 1584, 1632, 1640, 1683, 1704, 1728, 1760, 1804, 1836, 1845, 1870, 1917, 1920, 1968, 1980, 2040, 2091, 2112, 2130, 2160, 2176, 2214, 2244, 2255, 2272, 2295, 2304, 2343, 2376, 2414, 2448, 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約数ペア:

[(1, 18812977920), (2, 9406488960), (3, 6270992640), (4, 4703244480), (5, 3762595584), (6, 3135496320), (8, 2351622240), (9, 2090330880), (10, 1881297792), (11, 1710270720), (12, 1567748160), (15, 1254198528), (16, 1175811120), (17, 1106645760), (18, 1045165440), (20, 940648896), (22, 855135360), (24, 783874080), (27, 696776960), (30, 627099264), (32, 587905560), (33, 570090240), (34, 553322880), (36, 522582720), (40, 470324448), (41, 458853120), (44, 427567680), (45, 418066176), (48, 391937040), (51, 368881920), (54, 348388480), (55, 342054144), (60, 313549632), (64, 293952780), (66, 285045120), (68, 276661440), (71, 264971520), (72, 261291360), (80, 235162224), (82, 229426560), (85, 221329152), (88, 213783840), (90, 209033088), (96, 195968520), (99, 190030080), (102, 184440960), (108, 174194240), (110, 171027072), (120, 156774816), (123, 152951040), (128, 146976390), (132, 142522560), (135, 139355392), (136, 138330720), (142, 132485760), (144, 130645680), (153, 122960640), (160, 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(1728, 10887140), (1760, 10689192), (1804, 10428480), (1836, 10246720), (1845, 10196736), (1870, 10060416), (1917, 9813760), (1920, 9798426), (1968, 9559440), (1980, 9501504), (2040, 9222048), (2091, 8997120), (2112, 8907660), (2130, 8832384), (2160, 8709712), (2176, 8645670), (2214, 8497280), (2244, 8383680), (2255, 8342784), (2272, 8280360), (2295, 8197376), (2304, 8165355), (2343, 8029440), (2376, 7917920), (2414, 7793280), (2448, 7685040), (2460, 7647552), (2556, 7360320), (2624, 7169580), (2640, 7126128), (2706, 6952320), (2720, 6916536), (2788, 6747840), (2805, 6706944), (2816, 6680745), (2840, 6624288), (2880, 6532284), (2911, 6462720), (2952, 6372960), (2970, 6334336), (2992, 6287760), (3060, 6148032), (3124, 6022080), (3168, 5938440), (3195, 5888256), (3264, 5763780), (3280, 5735664), (3366, 5589120), (3408, 5520240), (3456, 5443570), (3485, 5398272), (3520, 5344596), (3608, 5214240), (3621, 5195520), (3672, 5123360), (3690, 5098368), (3740, 5030208), (3834, 4906880), (3840, 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