1213040640

素因数分解:

$2^{11}\times 3^1\times 5^1\times 7^1\times {\mathrm{5641}}^1$

素因数の和:5678

約数の個数: 192

約数和(自身を含む): 4435966080

約数和(自身を除く): 3222925440

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, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1024, 1120, 1280, 1344, 1536, 1680, 1792, 1920, 2048, 2240, 2560, 2688, 3072, 3360, 3584, 3840, 4480, 5120, 5376, 5641, 6144, 6720, 7168, 7680, 8960, 10240, 10752, 11282, 13440, 14336, 15360, 16923, 17920, 21504, 22564, 26880, 28205, 30720, 33846, 35840, 39487, 43008, 45128, 53760, 56410, 67692, 71680, 78974, 84615, 90256, 107520, 112820, 118461, 135384, 157948, 169230, 180512, 197435, 215040, 225640, 236922, 270768, 315896, 338460, 361024, 394870, 451280, 473844, 541536, 592305, 631792, 676920, 722048, 789740, 902560, 947688, 1083072, 1184610, 1263584, 1353840, 1444096, 1579480, 1805120, 1895376, 2166144, 2369220, 2527168, 2707680, 2888192, 3158960, 3610240, 3790752, 4332288, 4738440, 5054336, 5415360, 5776384, 6317920, 7220480, 7581504, 8664576, 9476880, 10108672, 10830720, 11552768, 12635840, 14440960, 15163008, 17329152, 18953760, 20217344, 21661440, 25271680, 28881920, 30326016, 34658304, 37907520, 40434688, 43322880, 50543360, 57763840, 60652032, 75815040, 80869376, 86645760, 101086720, 121304064, 151630080, 173291520, 202173440, 242608128, 303260160, 404346880, 606520320, 1213040640]

約数ペア:

[(1, 1213040640), (2, 606520320), (3, 404346880), (4, 303260160), (5, 242608128), (6, 202173440), (7, 173291520), (8, 151630080), (10, 121304064), (12, 101086720), (14, 86645760), (15, 80869376), (16, 75815040), (20, 60652032), (21, 57763840), (24, 50543360), (28, 43322880), (30, 40434688), (32, 37907520), (35, 34658304), (40, 30326016), (42, 28881920), (48, 25271680), (56, 21661440), (60, 20217344), (64, 18953760), (70, 17329152), (80, 15163008), (84, 14440960), (96, 12635840), (105, 11552768), (112, 10830720), (120, 10108672), (128, 9476880), (140, 8664576), (160, 7581504), (168, 7220480), (192, 6317920), (210, 5776384), (224, 5415360), (240, 5054336), (256, 4738440), (280, 4332288), (320, 3790752), (336, 3610240), (384, 3158960), (420, 2888192), (448, 2707680), (480, 2527168), (512, 2369220), (560, 2166144), (640, 1895376), (672, 1805120), (768, 1579480), (840, 1444096), (896, 1353840), (960, 1263584), (1024, 1184610), (1120, 1083072), (1280, 947688), (1344, 902560), (1536, 789740), (1680, 722048), (1792, 676920), (1920, 631792), (2048, 592305), (2240, 541536), (2560, 473844), (2688, 451280), (3072, 394870), (3360, 361024), (3584, 338460), (3840, 315896), (4480, 270768), (5120, 236922), (5376, 225640), (5641, 215040), (6144, 197435), (6720, 180512), (7168, 169230), (7680, 157948), (8960, 135384), (10240, 118461), (10752, 112820), (11282, 107520), (13440, 90256), (14336, 84615), (15360, 78974), (16923, 71680), (17920, 67692), (21504, 56410), (22564, 53760), (26880, 45128), (28205, 43008), (30720, 39487), (33846, 35840)]