256541453280

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{170809}}^1$

素因数の和:170986

約数の個数: 288

約数和(自身を含む): 1007232408000

約数和(自身を除く): 750690954720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 149, 160, 168, 180, 210, 224, 240, 252, 280, 288, 298, 315, 336, 360, 420, 447, 480, 504, 560, 596, 630, 672, 720, 745, 840, 894, 1008, 1043, 1120, 1192, 1260, 1341, 1440, 1490, 1680, 1788, 2016, 2086, 2235, 2384, 2520, 2682, 2980, 3129, 3360, 3576, 4172, 4470, 4768, 5040, 5215, 5364, 5960, 6258, 6705, 7152, 8344, 8940, 9387, 10080, 10430, 10728, 11920, 12516, 13410, 14304, 15645, 16688, 17880, 18774, 20860, 21456, 23840, 25032, 26820, 31290, 33376, 35760, 37548, 41720, 42912, 46935, 50064, 53640, 62580, 71520, 75096, 83440, 93870, 100128, 107280, 125160, 150192, 166880, 170809, 187740, 214560, 250320, 300384, 341618, 375480, 500640, 512427, 683236, 750960, 854045, 1024854, 1195663, 1366472, 1501920, 1537281, 1708090, 2049708, 2391326, 2562135, 2732944, 3074562, 3416180, 3586989, 4099416, 4782652, 5124270, 5465888, 5978315, 6149124, 6832360, 7173978, 7686405, 8198832, 9565304, 10248540, 10760967, 11956630, 12298248, 13664720, 14347956, 15372810, 16397664, 17934945, 19130608, 20497080, 21521934, 23913260, 24596496, 25450541, 27329440, 28695912, 30745620, 35869890, 38261216, 40994160, 43043868, 47826520, 49192992, 50901082, 53804835, 57391824, 61491240, 71739780, 76351623, 81988320, 86087736, 95653040, 101802164, 107609670, 114783648, 122982480, 127252705, 143479560, 152703246, 172175472, 178153787, 191306080, 203604328, 215219340, 229054869, 245964960, 254505410, 286959120, 305406492, 344350944, 356307574, 381758115, 407208656, 430438680, 458109738, 509010820, 534461361, 573918240, 610812984, 712615148, 763516230, 814417312, 860877360, 890768935, 916219476, 1018021640, 1068922722, 1145274345, 1221625968, 1425230296, 1527032460, 1603384083, 1721754720, 1781537870, 1832438952, 2036043280, 2137845444, 2290548690, 2443251936, 2672306805, 2850460592, 3054064920, 3206768166, 3563075740, 3664877904, 4072086560, 4275690888, 4581097380, 5344613610, 5700921184, 6108129840, 6413536332, 7126151480, 7329755808, 8016920415, 8551381776, 9162194760, 10689227220, 12216259680, 12827072664, 14252302960, 16033840830, 17102763552, 18324389520, 21378454440, 25654145328, 28504605920, 32067681660, 36648779040, 42756908880, 51308290656, 64135363320, 85513817760, 128270726640, 256541453280]

約数ペア:

[(1, 256541453280), (2, 128270726640), (3, 85513817760), (4, 64135363320), (5, 51308290656), (6, 42756908880), (7, 36648779040), (8, 32067681660), (9, 28504605920), (10, 25654145328), (12, 21378454440), (14, 18324389520), (15, 17102763552), (16, 16033840830), (18, 14252302960), (20, 12827072664), (21, 12216259680), (24, 10689227220), (28, 9162194760), (30, 8551381776), (32, 8016920415), (35, 7329755808), (36, 7126151480), (40, 6413536332), (42, 6108129840), (45, 5700921184), (48, 5344613610), (56, 4581097380), (60, 4275690888), (63, 4072086560), (70, 3664877904), (72, 3563075740), (80, 3206768166), (84, 3054064920), (90, 2850460592), (96, 2672306805), (105, 2443251936), (112, 2290548690), (120, 2137845444), (126, 2036043280), (140, 1832438952), (144, 1781537870), (149, 1721754720), (160, 1603384083), (168, 1527032460), (180, 1425230296), (210, 1221625968), (224, 1145274345), (240, 1068922722), (252, 1018021640), (280, 916219476), (288, 890768935), (298, 860877360), (315, 814417312), (336, 763516230), (360, 712615148), (420, 610812984), (447, 573918240), (480, 534461361), (504, 509010820), (560, 458109738), (596, 430438680), (630, 407208656), (672, 381758115), (720, 356307574), (745, 344350944), (840, 305406492), (894, 286959120), (1008, 254505410), (1043, 245964960), (1120, 229054869), (1192, 215219340), (1260, 203604328), (1341, 191306080), (1440, 178153787), (1490, 172175472), (1680, 152703246), (1788, 143479560), (2016, 127252705), (2086, 122982480), (2235, 114783648), (2384, 107609670), (2520, 101802164), (2682, 95653040), (2980, 86087736), (3129, 81988320), (3360, 76351623), (3576, 71739780), (4172, 61491240), (4470, 57391824), (4768, 53804835), (5040, 50901082), (5215, 49192992), (5364, 47826520), (5960, 43043868), (6258, 40994160), (6705, 38261216), (7152, 35869890), (8344, 30745620), (8940, 28695912), (9387, 27329440), (10080, 25450541), (10430, 24596496), (10728, 23913260), (11920, 21521934), (12516, 20497080), (13410, 19130608), (14304, 17934945), (15645, 16397664), (16688, 15372810), (17880, 14347956), (18774, 13664720), (20860, 12298248), (21456, 11956630), (23840, 10760967), (25032, 10248540), (26820, 9565304), (31290, 8198832), (33376, 7686405), (35760, 7173978), (37548, 6832360), (41720, 6149124), (42912, 5978315), (46935, 5465888), (50064, 5124270), (53640, 4782652), (62580, 4099416), (71520, 3586989), (75096, 3416180), (83440, 3074562), (93870, 2732944), (100128, 2562135), (107280, 2391326), (125160, 2049708), (150192, 1708090), (166880, 1537281), (170809, 1501920), (187740, 1366472), (214560, 1195663), (250320, 1024854), (300384, 854045), (341618, 750960), (375480, 683236), (500640, 512427)]