20399376960

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{10781}}^1$

素因数の和:10883

約数の個数: 280

約数和(自身を含む): 73565025336

約数和(自身を除く): 53165648376

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, 73, 80, 81, 90, 96, 108, 120, 135, 144, 146, 160, 162, 180, 192, 216, 219, 240, 270, 288, 292, 320, 324, 360, 365, 405, 432, 438, 480, 540, 576, 584, 648, 657, 720, 730, 810, 864, 876, 960, 1080, 1095, 1168, 1296, 1314, 1440, 1460, 1620, 1728, 1752, 1971, 2160, 2190, 2336, 2592, 2628, 2880, 2920, 3240, 3285, 3504, 3942, 4320, 4380, 4672, 5184, 5256, 5840, 5913, 6480, 6570, 7008, 7884, 8640, 8760, 9855, 10512, 10781, 11680, 11826, 12960, 13140, 14016, 15768, 17520, 19710, 21024, 21562, 23360, 23652, 25920, 26280, 29565, 31536, 32343, 35040, 39420, 42048, 43124, 47304, 52560, 53905, 59130, 63072, 64686, 70080, 78840, 86248, 94608, 97029, 105120, 107810, 118260, 126144, 129372, 157680, 161715, 172496, 189216, 194058, 210240, 215620, 236520, 258744, 291087, 315360, 323430, 344992, 378432, 388116, 431240, 473040, 485145, 517488, 582174, 630720, 646860, 689984, 776232, 787013, 862480, 873261, 946080, 970290, 1034976, 1164348, 1293720, 1455435, 1552464, 1574026, 1724960, 1746522, 1892160, 1940580, 2069952, 2328696, 2361039, 2587440, 2910870, 3104928, 3148052, 3449920, 3493044, 3881160, 3935065, 4366305, 4657392, 4722078, 5174880, 5821740, 6209856, 6296104, 6986088, 7083117, 7762320, 7870130, 8732610, 9314784, 9444156, 10349760, 11643480, 11805195, 12592208, 13972176, 14166234, 15524640, 15740260, 17465220, 18629568, 18888312, 21249351, 23286960, 23610390, 25184416, 27944352, 28332468, 31049280, 31480520, 34930440, 35415585, 37776624, 42498702, 46573920, 47220780, 50368832, 55888704, 56664936, 62961040, 63748053, 69860880, 70831170, 75553248, 84997404, 93147840, 94441560, 106246755, 113329872, 125922080, 127496106, 139721760, 141662340, 151106496, 169994808, 188883120, 212493510, 226659744, 251844160, 254992212, 279443520, 283324680, 318740265, 339989616, 377766240, 424987020, 453319488, 509984424, 566649360, 637480530, 679979232, 755532480, 849974040, 1019968848, 1133298720, 1274961060, 1359958464, 1699948080, 2039937696, 2266597440, 2549922120, 3399896160, 4079875392, 5099844240, 6799792320, 10199688480, 20399376960]

約数ペア:

[(1, 20399376960), (2, 10199688480), (3, 6799792320), (4, 5099844240), (5, 4079875392), (6, 3399896160), (8, 2549922120), (9, 2266597440), (10, 2039937696), (12, 1699948080), (15, 1359958464), (16, 1274961060), (18, 1133298720), (20, 1019968848), (24, 849974040), (27, 755532480), (30, 679979232), (32, 637480530), (36, 566649360), (40, 509984424), (45, 453319488), (48, 424987020), (54, 377766240), (60, 339989616), (64, 318740265), (72, 283324680), (73, 279443520), (80, 254992212), (81, 251844160), (90, 226659744), (96, 212493510), (108, 188883120), (120, 169994808), (135, 151106496), (144, 141662340), (146, 139721760), (160, 127496106), (162, 125922080), (180, 113329872), (192, 106246755), (216, 94441560), (219, 93147840), (240, 84997404), (270, 75553248), (288, 70831170), (292, 69860880), (320, 63748053), (324, 62961040), (360, 56664936), (365, 55888704), (405, 50368832), (432, 47220780), (438, 46573920), (480, 42498702), (540, 37776624), (576, 35415585), (584, 34930440), (648, 31480520), (657, 31049280), (720, 28332468), (730, 27944352), (810, 25184416), (864, 23610390), (876, 23286960), (960, 21249351), (1080, 18888312), (1095, 18629568), (1168, 17465220), (1296, 15740260), (1314, 15524640), (1440, 14166234), (1460, 13972176), (1620, 12592208), (1728, 11805195), (1752, 11643480), (1971, 10349760), (2160, 9444156), (2190, 9314784), (2336, 8732610), (2592, 7870130), (2628, 7762320), (2880, 7083117), (2920, 6986088), (3240, 6296104), (3285, 6209856), (3504, 5821740), (3942, 5174880), (4320, 4722078), (4380, 4657392), (4672, 4366305), (5184, 3935065), (5256, 3881160), (5840, 3493044), (5913, 3449920), (6480, 3148052), (6570, 3104928), (7008, 2910870), (7884, 2587440), (8640, 2361039), (8760, 2328696), (9855, 2069952), (10512, 1940580), (10781, 1892160), (11680, 1746522), (11826, 1724960), (12960, 1574026), (13140, 1552464), (14016, 1455435), (15768, 1293720), (17520, 1164348), (19710, 1034976), (21024, 970290), (21562, 946080), (23360, 873261), (23652, 862480), (25920, 787013), (26280, 776232), (29565, 689984), (31536, 646860), (32343, 630720), (35040, 582174), (39420, 517488), (42048, 485145), (43124, 473040), (47304, 431240), (52560, 388116), (53905, 378432), (59130, 344992), (63072, 323430), (64686, 315360), (70080, 291087), (78840, 258744), (86248, 236520), (94608, 215620), (97029, 210240), (105120, 194058), (107810, 189216), (118260, 172496), (126144, 161715), (129372, 157680)]