256528800

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:157

約数の個数: 432

約数和(自身を含む): 1023684480

約数和(自身を除く): 767155680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 25, 30, 32, 33, 36, 40, 41, 44, 45, 48, 50, 55, 60, 66, 72, 75, 79, 80, 82, 88, 90, 96, 99, 100, 110, 120, 123, 132, 144, 150, 158, 160, 164, 165, 176, 180, 198, 200, 205, 220, 225, 237, 240, 246, 264, 275, 288, 300, 316, 328, 330, 352, 360, 369, 395, 396, 400, 410, 440, 450, 451, 474, 480, 492, 495, 528, 550, 600, 615, 632, 656, 660, 711, 720, 738, 790, 792, 800, 820, 825, 869, 880, 900, 902, 948, 984, 990, 1025, 1056, 1100, 1185, 1200, 1230, 1264, 1312, 1320, 1353, 1422, 1440, 1476, 1580, 1584, 1640, 1650, 1738, 1760, 1800, 1804, 1845, 1896, 1968, 1975, 1980, 2050, 2200, 2255, 2370, 2400, 2460, 2475, 2528, 2607, 2640, 2706, 2844, 2952, 3075, 3160, 3168, 3239, 3280, 3300, 3476, 3555, 3600, 3608, 3690, 3792, 3936, 3950, 3960, 4059, 4100, 4345, 4400, 4510, 4740, 4920, 4950, 5214, 5280, 5412, 5688, 5904, 5925, 6150, 6320, 6478, 6560, 6600, 6765, 6952, 7110, 7200, 7216, 7380, 7584, 7821, 7900, 7920, 8118, 8200, 8690, 8800, 9020, 9225, 9480, 9717, 9840, 9900, 10428, 10824, 11275, 11376, 11808, 11850, 12300, 12640, 12956, 13035, 13200, 13530, 13904, 14220, 14432, 14760, 15642, 15800, 15840, 16195, 16236, 16400, 17380, 17775, 18040, 18450, 18960, 19434, 19680, 19800, 20295, 20856, 21648, 21725, 22550, 22752, 23700, 24600, 25912, 26070, 26400, 27060, 27808, 28440, 29151, 29520, 31284, 31600, 32390, 32472, 32800, 33825, 34760, 35550, 35629, 36080, 36900, 37920, 38868, 39105, 39600, 40590, 41712, 43296, 43450, 45100, 47400, 48585, 49200, 51824, 52140, 54120, 56880, 58302, 59040, 62568, 63200, 64780, 64944, 65175, 67650, 69520, 71100, 71258, 72160, 73800, 77736, 78210, 79200, 80975, 81180, 83424, 86900, 90200, 94800, 97170, 98400, 101475, 103648, 104280, 106887, 108240, 113760, 116604, 125136, 129560, 129888, 130350, 135300, 139040, 142200, 142516, 145755, 147600, 155472, 156420, 161950, 162360, 173800, 178145, 180400, 189600, 194340, 195525, 202950, 208560, 213774, 216480, 233208, 242925, 250272, 259120, 260700, 270600, 284400, 285032, 291510, 295200, 310944, 312840, 320661, 323900, 324720, 347600, 356290, 360800, 388680, 391050, 405900, 417120, 427548, 466416, 485850, 518240, 521400, 534435, 541200, 568800, 570064, 583020, 625680, 641322, 647800, 649440, 695200, 712580, 728775, 777360, 782100, 811800, 855096, 890725, 932832, 971700, 1042800, 1068870, 1082400, 1140128, 1166040, 1251360, 1282644, 1295600, 1425160, 1457550, 1554720, 1564200, 1603305, 1623600, 1710192, 1781450, 1943400, 2085600, 2137740, 2332080, 2565288, 2591200, 2672175, 2850320, 2915100, 3128400, 3206610, 3247200, 3420384, 3562900, 3886800, 4275480, 4664160, 5130576, 5344350, 5700640, 5830200, 6256800, 6413220, 7125800, 7773600, 8016525, 8550960, 10261152, 10688700, 11660400, 12826440, 14251600, 16033050, 17101920, 21377400, 23320800, 25652880, 28503200, 32066100, 42754800, 51305760, 64132200, 85509600, 128264400, 256528800]

約数ペア:

[(1, 256528800), (2, 128264400), (3, 85509600), (4, 64132200), (5, 51305760), (6, 42754800), (8, 32066100), (9, 28503200), (10, 25652880), (11, 23320800), (12, 21377400), (15, 17101920), (16, 16033050), (18, 14251600), (20, 12826440), (22, 11660400), (24, 10688700), (25, 10261152), (30, 8550960), (32, 8016525), (33, 7773600), (36, 7125800), (40, 6413220), (41, 6256800), (44, 5830200), (45, 5700640), (48, 5344350), (50, 5130576), (55, 4664160), (60, 4275480), (66, 3886800), (72, 3562900), (75, 3420384), (79, 3247200), (80, 3206610), (82, 3128400), (88, 2915100), (90, 2850320), (96, 2672175), (99, 2591200), (100, 2565288), (110, 2332080), (120, 2137740), (123, 2085600), (132, 1943400), (144, 1781450), (150, 1710192), (158, 1623600), (160, 1603305), (164, 1564200), (165, 1554720), (176, 1457550), (180, 1425160), (198, 1295600), (200, 1282644), (205, 1251360), (220, 1166040), (225, 1140128), (237, 1082400), (240, 1068870), (246, 1042800), (264, 971700), (275, 932832), (288, 890725), (300, 855096), (316, 811800), (328, 782100), (330, 777360), (352, 728775), (360, 712580), (369, 695200), (395, 649440), (396, 647800), (400, 641322), (410, 625680), (440, 583020), (450, 570064), (451, 568800), (474, 541200), (480, 534435), (492, 521400), (495, 518240), (528, 485850), (550, 466416), (600, 427548), (615, 417120), (632, 405900), (656, 391050), (660, 388680), (711, 360800), (720, 356290), (738, 347600), (790, 324720), (792, 323900), (800, 320661), (820, 312840), (825, 310944), (869, 295200), (880, 291510), (900, 285032), (902, 284400), (948, 270600), (984, 260700), (990, 259120), (1025, 250272), (1056, 242925), (1100, 233208), (1185, 216480), (1200, 213774), (1230, 208560), (1264, 202950), (1312, 195525), (1320, 194340), (1353, 189600), (1422, 180400), (1440, 178145), (1476, 173800), (1580, 162360), (1584, 161950), (1640, 156420), (1650, 155472), (1738, 147600), (1760, 145755), (1800, 142516), (1804, 142200), (1845, 139040), (1896, 135300), (1968, 130350), (1975, 129888), (1980, 129560), (2050, 125136), (2200, 116604), (2255, 113760), (2370, 108240), (2400, 106887), (2460, 104280), (2475, 103648), (2528, 101475), (2607, 98400), (2640, 97170), (2706, 94800), (2844, 90200), (2952, 86900), (3075, 83424), (3160, 81180), (3168, 80975), (3239, 79200), (3280, 78210), (3300, 77736), (3476, 73800), (3555, 72160), (3600, 71258), (3608, 71100), (3690, 69520), (3792, 67650), (3936, 65175), (3950, 64944), (3960, 64780), (4059, 63200), (4100, 62568), (4345, 59040), (4400, 58302), (4510, 56880), (4740, 54120), (4920, 52140), (4950, 51824), (5214, 49200), (5280, 48585), (5412, 47400), (5688, 45100), (5904, 43450), (5925, 43296), (6150, 41712), (6320, 40590), (6478, 39600), (6560, 39105), (6600, 38868), (6765, 37920), (6952, 36900), (7110, 36080), (7200, 35629), (7216, 35550), (7380, 34760), (7584, 33825), (7821, 32800), (7900, 32472), (7920, 32390), (8118, 31600), (8200, 31284), (8690, 29520), (8800, 29151), (9020, 28440), (9225, 27808), (9480, 27060), (9717, 26400), (9840, 26070), (9900, 25912), (10428, 24600), (10824, 23700), (11275, 22752), (11376, 22550), (11808, 21725), (11850, 21648), (12300, 20856), (12640, 20295), (12956, 19800), (13035, 19680), (13200, 19434), (13530, 18960), (13904, 18450), (14220, 18040), (14432, 17775), (14760, 17380), (15642, 16400), (15800, 16236), (15840, 16195)]