21418440960

素因数分解:

$2^8\times 3^1\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{1279}}^1$

素因数の和:1406

約数の個数: 432

約数和(自身を含む): 80530329600

約数和(自身を除く): 59111888640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 89, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 178, 192, 196, 210, 224, 240, 245, 256, 267, 280, 294, 320, 336, 356, 384, 392, 420, 445, 448, 480, 490, 534, 560, 588, 623, 640, 672, 712, 735, 768, 784, 840, 890, 896, 960, 980, 1068, 1120, 1176, 1246, 1279, 1280, 1335, 1344, 1424, 1470, 1568, 1680, 1780, 1792, 1869, 1920, 1960, 2136, 2240, 2352, 2492, 2558, 2670, 2688, 2848, 2940, 3115, 3136, 3360, 3560, 3738, 3837, 3840, 3920, 4272, 4361, 4480, 4704, 4984, 5116, 5340, 5376, 5696, 5880, 6230, 6272, 6395, 6720, 7120, 7476, 7674, 7840, 8544, 8722, 8953, 8960, 9345, 9408, 9968, 10232, 10680, 11392, 11760, 12460, 12544, 12790, 13083, 13440, 14240, 14952, 15348, 15680, 17088, 17444, 17906, 18690, 18816, 19185, 19936, 20464, 21360, 21805, 22784, 23520, 24920, 25580, 26166, 26859, 26880, 28480, 29904, 30696, 31360, 34176, 34888, 35812, 37380, 37632, 38370, 39872, 40928, 42720, 43610, 44765, 47040, 49840, 51160, 52332, 53718, 56960, 59808, 61392, 62671, 62720, 65415, 68352, 69776, 71624, 74760, 76740, 79744, 81856, 85440, 87220, 89530, 94080, 99680, 102320, 104664, 107436, 113831, 113920, 119616, 122784, 125342, 130830, 134295, 139552, 143248, 149520, 153480, 159488, 163712, 170880, 174440, 179060, 188013, 188160, 199360, 204640, 209328, 214872, 227662, 239232, 245568, 250684, 261660, 268590, 279104, 286496, 299040, 306960, 313355, 327424, 341493, 341760, 348880, 358120, 376026, 398720, 409280, 418656, 429744, 455324, 478464, 491136, 501368, 523320, 537180, 558208, 569155, 572992, 598080, 613920, 626710, 682986, 697760, 716240, 752052, 796817, 797440, 818560, 837312, 859488, 910648, 940065, 982272, 1002736, 1046640, 1074360, 1116416, 1138310, 1145984, 1196160, 1227840, 1253420, 1365972, 1395520, 1432480, 1504104, 1593634, 1637120, 1674624, 1707465, 1718976, 1821296, 1880130, 2005472, 2093280, 2148720, 2276620, 2291968, 2390451, 2392320, 2455680, 2506840, 2731944, 2791040, 2864960, 3008208, 3187268, 3349248, 3414930, 3437952, 3642592, 3760260, 3984085, 4010944, 4186560, 4297440, 4553240, 4780902, 4911360, 5013680, 5463888, 5577719, 5582080, 5729920, 6016416, 6374536, 6829860, 6875904, 7285184, 7520520, 7968170, 8021888, 8373120, 8594880, 9106480, 9561804, 10027360, 10927776, 11155438, 11459840, 11952255, 12032832, 12749072, 13659720, 14570368, 15041040, 15936340, 16043776, 16733157, 16746240, 17189760, 18212960, 19123608, 20054720, 21855552, 22310876, 23904510, 24065664, 25498144, 27319440, 27888595, 29140736, 30082080, 31872680, 33466314, 34379520, 36425920, 38247216, 40109440, 43711104, 44621752, 47809020, 48131328, 50996288, 54638880, 55777190, 60164160, 63745360, 66932628, 72851840, 76494432, 80218880, 83665785, 87422208, 89243504, 95618040, 101992576, 109277760, 111554380, 120328320, 127490720, 133865256, 145703680, 152988864, 167331570, 178487008, 191236080, 203985152, 218555520, 223108760, 240656640, 254981440, 267730512, 305977728, 334663140, 356974016, 382472160, 437111040, 446217520, 509962880, 535461024, 611955456, 669326280, 713948032, 764944320, 892435040, 1019925760, 1070922048, 1338652560, 1427896064, 1529888640, 1784870080, 2141844096, 2677305120, 3059777280, 3569740160, 4283688192, 5354610240, 7139480320, 10709220480, 21418440960]

約数ペア:

[(1, 21418440960), (2, 10709220480), (3, 7139480320), (4, 5354610240), (5, 4283688192), (6, 3569740160), (7, 3059777280), (8, 2677305120), (10, 2141844096), (12, 1784870080), (14, 1529888640), (15, 1427896064), (16, 1338652560), (20, 1070922048), (21, 1019925760), (24, 892435040), (28, 764944320), (30, 713948032), (32, 669326280), (35, 611955456), (40, 535461024), (42, 509962880), (48, 446217520), (49, 437111040), (56, 382472160), (60, 356974016), (64, 334663140), (70, 305977728), (80, 267730512), (84, 254981440), (89, 240656640), (96, 223108760), (98, 218555520), (105, 203985152), (112, 191236080), (120, 178487008), (128, 167331570), (140, 152988864), (147, 145703680), (160, 133865256), (168, 127490720), (178, 120328320), (192, 111554380), (196, 109277760), (210, 101992576), (224, 95618040), (240, 89243504), (245, 87422208), (256, 83665785), (267, 80218880), (280, 76494432), (294, 72851840), (320, 66932628), (336, 63745360), (356, 60164160), (384, 55777190), (392, 54638880), (420, 50996288), (445, 48131328), (448, 47809020), (480, 44621752), (490, 43711104), (534, 40109440), (560, 38247216), (588, 36425920), (623, 34379520), (640, 33466314), (672, 31872680), (712, 30082080), (735, 29140736), (768, 27888595), (784, 27319440), (840, 25498144), (890, 24065664), (896, 23904510), (960, 22310876), (980, 21855552), (1068, 20054720), (1120, 19123608), (1176, 18212960), (1246, 17189760), (1279, 16746240), (1280, 16733157), (1335, 16043776), (1344, 15936340), (1424, 15041040), (1470, 14570368), (1568, 13659720), (1680, 12749072), (1780, 12032832), (1792, 11952255), (1869, 11459840), (1920, 11155438), (1960, 10927776), (2136, 10027360), (2240, 9561804), (2352, 9106480), (2492, 8594880), (2558, 8373120), (2670, 8021888), (2688, 7968170), (2848, 7520520), (2940, 7285184), (3115, 6875904), (3136, 6829860), (3360, 6374536), (3560, 6016416), (3738, 5729920), (3837, 5582080), (3840, 5577719), (3920, 5463888), (4272, 5013680), (4361, 4911360), (4480, 4780902), (4704, 4553240), (4984, 4297440), (5116, 4186560), (5340, 4010944), (5376, 3984085), (5696, 3760260), (5880, 3642592), (6230, 3437952), (6272, 3414930), (6395, 3349248), (6720, 3187268), (7120, 3008208), (7476, 2864960), (7674, 2791040), (7840, 2731944), (8544, 2506840), (8722, 2455680), (8953, 2392320), (8960, 2390451), (9345, 2291968), (9408, 2276620), (9968, 2148720), (10232, 2093280), (10680, 2005472), (11392, 1880130), (11760, 1821296), (12460, 1718976), (12544, 1707465), (12790, 1674624), (13083, 1637120), (13440, 1593634), (14240, 1504104), (14952, 1432480), (15348, 1395520), (15680, 1365972), (17088, 1253420), (17444, 1227840), (17906, 1196160), (18690, 1145984), (18816, 1138310), (19185, 1116416), (19936, 1074360), (20464, 1046640), (21360, 1002736), (21805, 982272), (22784, 940065), (23520, 910648), (24920, 859488), (25580, 837312), (26166, 818560), (26859, 797440), (26880, 796817), (28480, 752052), (29904, 716240), (30696, 697760), (31360, 682986), (34176, 626710), (34888, 613920), (35812, 598080), (37380, 572992), (37632, 569155), (38370, 558208), (39872, 537180), (40928, 523320), (42720, 501368), (43610, 491136), (44765, 478464), (47040, 455324), (49840, 429744), (51160, 418656), (52332, 409280), (53718, 398720), (56960, 376026), (59808, 358120), (61392, 348880), (62671, 341760), (62720, 341493), (65415, 327424), (68352, 313355), (69776, 306960), (71624, 299040), (74760, 286496), (76740, 279104), (79744, 268590), (81856, 261660), (85440, 250684), (87220, 245568), (89530, 239232), (94080, 227662), (99680, 214872), (102320, 209328), (104664, 204640), (107436, 199360), (113831, 188160), (113920, 188013), (119616, 179060), (122784, 174440), (125342, 170880), (130830, 163712), (134295, 159488), (139552, 153480), (143248, 149520)]