21457664640

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{4987}}^1$

素因数の和:5101

約数の個数: 320

約数和(自身を含む): 77567988960

約数和(自身を除く): 56110324320

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, 83, 90, 96, 108, 120, 128, 135, 144, 160, 162, 166, 180, 192, 216, 240, 249, 270, 288, 320, 324, 332, 360, 384, 405, 415, 432, 480, 498, 540, 576, 640, 648, 664, 720, 747, 810, 830, 864, 960, 996, 1080, 1152, 1245, 1296, 1328, 1440, 1494, 1620, 1660, 1728, 1920, 1992, 2160, 2241, 2490, 2592, 2656, 2880, 2988, 3240, 3320, 3456, 3735, 3984, 4320, 4482, 4980, 4987, 5184, 5312, 5760, 5976, 6480, 6640, 6723, 7470, 7968, 8640, 8964, 9960, 9974, 10368, 10624, 11205, 11952, 12960, 13280, 13446, 14940, 14961, 15936, 17280, 17928, 19920, 19948, 22410, 23904, 24935, 25920, 26560, 26892, 29880, 29922, 31872, 33615, 35856, 39840, 39896, 44820, 44883, 47808, 49870, 51840, 53120, 53784, 59760, 59844, 67230, 71712, 74805, 79680, 79792, 89640, 89766, 95616, 99740, 107568, 119520, 119688, 134460, 134649, 143424, 149610, 159360, 159584, 179280, 179532, 199480, 215136, 224415, 239040, 239376, 268920, 269298, 286848, 299220, 319168, 358560, 359064, 398960, 403947, 413921, 430272, 448830, 478080, 478752, 537840, 538596, 598440, 638336, 673245, 717120, 718128, 797920, 807894, 827842, 860544, 897660, 957504, 1075680, 1077192, 1196880, 1241763, 1346490, 1434240, 1436256, 1595840, 1615788, 1655684, 1795320, 1915008, 2019735, 2069605, 2151360, 2154384, 2393760, 2483526, 2692980, 2872512, 3191680, 3231576, 3311368, 3590640, 3725289, 4039470, 4139210, 4302720, 4308768, 4787520, 4967052, 5385960, 5745024, 6208815, 6463152, 6622736, 7181280, 7450578, 8078940, 8278420, 8617536, 9575040, 9934104, 10771920, 11175867, 12417630, 12926304, 13245472, 14362560, 14901156, 16157880, 16556840, 17235072, 18626445, 19868208, 21543840, 22351734, 24835260, 25852608, 26490944, 28725120, 29802312, 32315760, 33113680, 33527601, 37252890, 39736416, 43087680, 44703468, 49670520, 51705216, 52981888, 55879335, 59604624, 64631520, 66227360, 67055202, 74505780, 79472832, 86175360, 89406936, 99341040, 111758670, 119209248, 129263040, 132454720, 134110404, 149011560, 158945664, 167638005, 178813872, 198682080, 223517340, 238418496, 258526080, 264909440, 268220808, 298023120, 335276010, 357627744, 397364160, 447034680, 476836992, 536441616, 596046240, 670552020, 715255488, 794728320, 894069360, 1072883232, 1192092480, 1341104040, 1430510976, 1788138720, 2145766464, 2384184960, 2682208080, 3576277440, 4291532928, 5364416160, 7152554880, 10728832320, 21457664640]

約数ペア:

[(1, 21457664640), (2, 10728832320), (3, 7152554880), (4, 5364416160), (5, 4291532928), (6, 3576277440), (8, 2682208080), (9, 2384184960), (10, 2145766464), (12, 1788138720), (15, 1430510976), (16, 1341104040), (18, 1192092480), (20, 1072883232), (24, 894069360), (27, 794728320), (30, 715255488), (32, 670552020), (36, 596046240), (40, 536441616), (45, 476836992), (48, 447034680), (54, 397364160), (60, 357627744), (64, 335276010), (72, 298023120), (80, 268220808), (81, 264909440), (83, 258526080), (90, 238418496), (96, 223517340), (108, 198682080), (120, 178813872), (128, 167638005), (135, 158945664), (144, 149011560), (160, 134110404), (162, 132454720), (166, 129263040), (180, 119209248), (192, 111758670), (216, 99341040), (240, 89406936), (249, 86175360), (270, 79472832), (288, 74505780), (320, 67055202), (324, 66227360), (332, 64631520), (360, 59604624), (384, 55879335), (405, 52981888), (415, 51705216), (432, 49670520), (480, 44703468), (498, 43087680), (540, 39736416), (576, 37252890), (640, 33527601), (648, 33113680), (664, 32315760), (720, 29802312), (747, 28725120), (810, 26490944), (830, 25852608), (864, 24835260), (960, 22351734), (996, 21543840), (1080, 19868208), (1152, 18626445), (1245, 17235072), (1296, 16556840), (1328, 16157880), (1440, 14901156), (1494, 14362560), (1620, 13245472), (1660, 12926304), (1728, 12417630), (1920, 11175867), (1992, 10771920), (2160, 9934104), (2241, 9575040), (2490, 8617536), (2592, 8278420), (2656, 8078940), (2880, 7450578), (2988, 7181280), (3240, 6622736), (3320, 6463152), (3456, 6208815), (3735, 5745024), (3984, 5385960), (4320, 4967052), (4482, 4787520), (4980, 4308768), (4987, 4302720), (5184, 4139210), (5312, 4039470), (5760, 3725289), (5976, 3590640), (6480, 3311368), (6640, 3231576), (6723, 3191680), (7470, 2872512), (7968, 2692980), (8640, 2483526), (8964, 2393760), (9960, 2154384), (9974, 2151360), (10368, 2069605), (10624, 2019735), (11205, 1915008), (11952, 1795320), (12960, 1655684), (13280, 1615788), (13446, 1595840), (14940, 1436256), (14961, 1434240), (15936, 1346490), (17280, 1241763), (17928, 1196880), (19920, 1077192), (19948, 1075680), (22410, 957504), (23904, 897660), (24935, 860544), (25920, 827842), (26560, 807894), (26892, 797920), (29880, 718128), (29922, 717120), (31872, 673245), (33615, 638336), (35856, 598440), (39840, 538596), (39896, 537840), (44820, 478752), (44883, 478080), (47808, 448830), (49870, 430272), (51840, 413921), (53120, 403947), (53784, 398960), (59760, 359064), (59844, 358560), (67230, 319168), (71712, 299220), (74805, 286848), (79680, 269298), (79792, 268920), (89640, 239376), (89766, 239040), (95616, 224415), (99740, 215136), (107568, 199480), (119520, 179532), (119688, 179280), (134460, 159584), (134649, 159360), (143424, 149610)]