20471978880

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3623}}^1$

素因数の和:3763

約数の個数: 320

約数和(自身を含む): 73800223200

約数和(自身を除く): 53328244320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 109, 120, 128, 135, 144, 160, 162, 180, 192, 216, 218, 240, 270, 288, 320, 324, 327, 360, 384, 405, 432, 436, 480, 540, 545, 576, 640, 648, 654, 720, 810, 864, 872, 960, 981, 1080, 1090, 1152, 1296, 1308, 1440, 1620, 1635, 1728, 1744, 1920, 1962, 2160, 2180, 2592, 2616, 2880, 2943, 3240, 3270, 3456, 3488, 3623, 3924, 4320, 4360, 4905, 5184, 5232, 5760, 5886, 6480, 6540, 6976, 7246, 7848, 8640, 8720, 8829, 9810, 10368, 10464, 10869, 11772, 12960, 13080, 13952, 14492, 14715, 15696, 17280, 17440, 17658, 18115, 19620, 20928, 21738, 23544, 25920, 26160, 28984, 29430, 31392, 32607, 34880, 35316, 36230, 39240, 41856, 43476, 44145, 47088, 51840, 52320, 54345, 57968, 58860, 62784, 65214, 69760, 70632, 72460, 78480, 86952, 88290, 94176, 97821, 104640, 108690, 115936, 117720, 125568, 130428, 141264, 144920, 156960, 163035, 173904, 176580, 188352, 195642, 209280, 217380, 231872, 235440, 260856, 282528, 289840, 293463, 313920, 326070, 347808, 353160, 376704, 391284, 394907, 434760, 463744, 470880, 489105, 521712, 565056, 579680, 586926, 627840, 652140, 695616, 706320, 782568, 789814, 869520, 941760, 978210, 1043424, 1130112, 1159360, 1173852, 1184721, 1304280, 1391232, 1412640, 1467315, 1565136, 1579628, 1739040, 1883520, 1956420, 1974535, 2086848, 2318720, 2347704, 2369442, 2608560, 2825280, 2934630, 3130272, 3159256, 3478080, 3554163, 3912840, 3949070, 4173696, 4695408, 4738884, 5217120, 5650560, 5869260, 5923605, 6260544, 6318512, 6956160, 7108326, 7825680, 7898140, 9390816, 9477768, 10434240, 10662489, 11738520, 11847210, 12521088, 12637024, 14216652, 15651360, 15796280, 17770815, 18781632, 18955536, 20868480, 21324978, 23477040, 23694420, 25274048, 28433304, 31302720, 31592560, 31987467, 35541630, 37563264, 37911072, 42649956, 46954080, 47388840, 50548096, 53312445, 56866608, 62605440, 63185120, 63974934, 71083260, 75822144, 85299912, 93908160, 94777680, 106624890, 113733216, 126370240, 127949868, 142166520, 151644288, 159937335, 170599824, 187816320, 189555360, 213249780, 227466432, 252740480, 255899736, 284333040, 319874670, 341199648, 379110720, 426499560, 454932864, 511799472, 568666080, 639749340, 682399296, 758221440, 852999120, 1023598944, 1137332160, 1279498680, 1364798592, 1705998240, 2047197888, 2274664320, 2558997360, 3411996480, 4094395776, 5117994720, 6823992960, 10235989440, 20471978880]

約数ペア:

[(1, 20471978880), (2, 10235989440), (3, 6823992960), (4, 5117994720), (5, 4094395776), (6, 3411996480), (8, 2558997360), (9, 2274664320), (10, 2047197888), (12, 1705998240), (15, 1364798592), (16, 1279498680), (18, 1137332160), (20, 1023598944), (24, 852999120), (27, 758221440), (30, 682399296), (32, 639749340), (36, 568666080), (40, 511799472), (45, 454932864), (48, 426499560), (54, 379110720), (60, 341199648), (64, 319874670), (72, 284333040), (80, 255899736), (81, 252740480), (90, 227466432), (96, 213249780), (108, 189555360), (109, 187816320), (120, 170599824), (128, 159937335), (135, 151644288), (144, 142166520), (160, 127949868), (162, 126370240), (180, 113733216), (192, 106624890), (216, 94777680), (218, 93908160), (240, 85299912), (270, 75822144), (288, 71083260), (320, 63974934), (324, 63185120), (327, 62605440), (360, 56866608), (384, 53312445), (405, 50548096), (432, 47388840), (436, 46954080), (480, 42649956), (540, 37911072), (545, 37563264), (576, 35541630), (640, 31987467), (648, 31592560), (654, 31302720), (720, 28433304), (810, 25274048), (864, 23694420), (872, 23477040), (960, 21324978), (981, 20868480), (1080, 18955536), (1090, 18781632), (1152, 17770815), (1296, 15796280), (1308, 15651360), (1440, 14216652), (1620, 12637024), (1635, 12521088), (1728, 11847210), (1744, 11738520), (1920, 10662489), (1962, 10434240), (2160, 9477768), (2180, 9390816), (2592, 7898140), (2616, 7825680), (2880, 7108326), (2943, 6956160), (3240, 6318512), (3270, 6260544), (3456, 5923605), (3488, 5869260), (3623, 5650560), (3924, 5217120), (4320, 4738884), (4360, 4695408), (4905, 4173696), (5184, 3949070), (5232, 3912840), (5760, 3554163), (5886, 3478080), (6480, 3159256), (6540, 3130272), (6976, 2934630), (7246, 2825280), (7848, 2608560), (8640, 2369442), (8720, 2347704), (8829, 2318720), (9810, 2086848), (10368, 1974535), (10464, 1956420), (10869, 1883520), (11772, 1739040), (12960, 1579628), (13080, 1565136), (13952, 1467315), (14492, 1412640), (14715, 1391232), (15696, 1304280), (17280, 1184721), (17440, 1173852), (17658, 1159360), (18115, 1130112), (19620, 1043424), (20928, 978210), (21738, 941760), (23544, 869520), (25920, 789814), (26160, 782568), (28984, 706320), (29430, 695616), (31392, 652140), (32607, 627840), (34880, 586926), (35316, 579680), (36230, 565056), (39240, 521712), (41856, 489105), (43476, 470880), (44145, 463744), (47088, 434760), (51840, 394907), (52320, 391284), (54345, 376704), (57968, 353160), (58860, 347808), (62784, 326070), (65214, 313920), (69760, 293463), (70632, 289840), (72460, 282528), (78480, 260856), (86952, 235440), (88290, 231872), (94176, 217380), (97821, 209280), (104640, 195642), (108690, 188352), (115936, 176580), (117720, 173904), (125568, 163035), (130428, 156960), (141264, 144920)]