256840129440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{26633}}^1$

素因数の和:26872

約数の個数: 288

約数和(自身を含む): 905162456016

約数和(自身を除く): 648322326576

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 96, 111, 120, 144, 148, 160, 180, 181, 185, 222, 240, 288, 296, 333, 360, 362, 370, 444, 480, 543, 555, 592, 666, 720, 724, 740, 888, 905, 1086, 1110, 1184, 1332, 1440, 1448, 1480, 1629, 1665, 1776, 1810, 2172, 2220, 2664, 2715, 2896, 2960, 3258, 3330, 3552, 3620, 4344, 4440, 5328, 5430, 5792, 5920, 6516, 6660, 6697, 7240, 8145, 8688, 8880, 10656, 10860, 13032, 13320, 13394, 14480, 16290, 17376, 17760, 20091, 21720, 26064, 26633, 26640, 26788, 28960, 32580, 33485, 40182, 43440, 52128, 53266, 53280, 53576, 60273, 65160, 66970, 79899, 80364, 86880, 100455, 106532, 107152, 120546, 130320, 133165, 133940, 159798, 160728, 200910, 213064, 214304, 239697, 241092, 260640, 266330, 267880, 301365, 319596, 321456, 399495, 401820, 426128, 479394, 482184, 532660, 535760, 602730, 639192, 642912, 798990, 803640, 852256, 958788, 964368, 985421, 1065320, 1071520, 1198485, 1205460, 1278384, 1597980, 1607280, 1917576, 1928736, 1970842, 2130640, 2396970, 2410920, 2556768, 2956263, 3195960, 3214560, 3835152, 3941684, 4261280, 4793940, 4820573, 4821840, 4927105, 5912526, 6391920, 7670304, 7883368, 8868789, 9587880, 9641146, 9643680, 9854210, 11825052, 12783840, 14461719, 14781315, 15766736, 17737578, 19175760, 19282292, 19708420, 23650104, 24102865, 28923438, 29562630, 31533472, 35475156, 38351520, 38564584, 39416840, 43385157, 44343945, 47300208, 48205730, 57846876, 59125260, 70950312, 72308595, 77129168, 78833680, 86770314, 88687890, 94600416, 96411460, 115693752, 118250520, 141900624, 144617190, 154258336, 157667360, 173540628, 177375780, 178361201, 192822920, 216925785, 231387504, 236501040, 283801248, 289234380, 347081256, 354751560, 356722402, 385645840, 433851570, 462775008, 473002080, 535083603, 578468760, 694162512, 709503120, 713444804, 771291680, 867703140, 891806005, 1070167206, 1156937520, 1388325024, 1419006240, 1426889608, 1605250809, 1735406280, 1783612010, 2140334412, 2313875040, 2675418015, 2853779216, 3210501618, 3470812560, 3567224020, 4280668824, 5350836030, 5707558432, 6421003236, 6941625120, 7134448040, 8026254045, 8561337648, 10701672060, 12842006472, 14268896080, 16052508090, 17122675296, 21403344120, 25684012944, 28537792160, 32105016180, 42806688240, 51368025888, 64210032360, 85613376480, 128420064720, 256840129440]

約数ペア:

[(1, 256840129440), (2, 128420064720), (3, 85613376480), (4, 64210032360), (5, 51368025888), (6, 42806688240), (8, 32105016180), (9, 28537792160), (10, 25684012944), (12, 21403344120), (15, 17122675296), (16, 16052508090), (18, 14268896080), (20, 12842006472), (24, 10701672060), (30, 8561337648), (32, 8026254045), (36, 7134448040), (37, 6941625120), (40, 6421003236), (45, 5707558432), (48, 5350836030), (60, 4280668824), (72, 3567224020), (74, 3470812560), (80, 3210501618), (90, 2853779216), (96, 2675418015), (111, 2313875040), (120, 2140334412), (144, 1783612010), (148, 1735406280), (160, 1605250809), (180, 1426889608), (181, 1419006240), (185, 1388325024), (222, 1156937520), (240, 1070167206), (288, 891806005), (296, 867703140), (333, 771291680), (360, 713444804), (362, 709503120), (370, 694162512), (444, 578468760), (480, 535083603), (543, 473002080), (555, 462775008), (592, 433851570), (666, 385645840), (720, 356722402), (724, 354751560), (740, 347081256), (888, 289234380), (905, 283801248), (1086, 236501040), (1110, 231387504), (1184, 216925785), (1332, 192822920), (1440, 178361201), (1448, 177375780), (1480, 173540628), (1629, 157667360), (1665, 154258336), (1776, 144617190), (1810, 141900624), (2172, 118250520), (2220, 115693752), (2664, 96411460), (2715, 94600416), (2896, 88687890), (2960, 86770314), (3258, 78833680), (3330, 77129168), (3552, 72308595), (3620, 70950312), (4344, 59125260), (4440, 57846876), (5328, 48205730), (5430, 47300208), (5792, 44343945), (5920, 43385157), (6516, 39416840), (6660, 38564584), (6697, 38351520), (7240, 35475156), (8145, 31533472), (8688, 29562630), (8880, 28923438), (10656, 24102865), (10860, 23650104), (13032, 19708420), (13320, 19282292), (13394, 19175760), (14480, 17737578), (16290, 15766736), (17376, 14781315), (17760, 14461719), (20091, 12783840), (21720, 11825052), (26064, 9854210), (26633, 9643680), (26640, 9641146), (26788, 9587880), (28960, 8868789), (32580, 7883368), (33485, 7670304), (40182, 6391920), (43440, 5912526), (52128, 4927105), (53266, 4821840), (53280, 4820573), (53576, 4793940), (60273, 4261280), (65160, 3941684), (66970, 3835152), (79899, 3214560), (80364, 3195960), (86880, 2956263), (100455, 2556768), (106532, 2410920), (107152, 2396970), (120546, 2130640), (130320, 1970842), (133165, 1928736), (133940, 1917576), (159798, 1607280), (160728, 1597980), (200910, 1278384), (213064, 1205460), (214304, 1198485), (239697, 1071520), (241092, 1065320), (260640, 985421), (266330, 964368), (267880, 958788), (301365, 852256), (319596, 803640), (321456, 798990), (399495, 642912), (401820, 639192), (426128, 602730), (479394, 535760), (482184, 532660)]