21280221600

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{577}}^1$

素因数の和:749

約数の個数: 432

約数和(自身を含む): 76869080064

約数和(自身を除く): 55588858464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 25, 30, 32, 33, 40, 44, 48, 50, 55, 60, 66, 75, 80, 88, 96, 100, 110, 120, 121, 127, 132, 150, 160, 165, 176, 200, 220, 240, 242, 254, 264, 275, 300, 330, 352, 363, 381, 400, 440, 480, 484, 508, 528, 550, 577, 600, 605, 635, 660, 726, 762, 800, 825, 880, 968, 1016, 1056, 1100, 1154, 1200, 1210, 1270, 1320, 1397, 1452, 1524, 1650, 1731, 1760, 1815, 1905, 1936, 2032, 2200, 2308, 2400, 2420, 2540, 2640, 2794, 2885, 2904, 3025, 3048, 3175, 3300, 3462, 3630, 3810, 3872, 4064, 4191, 4400, 4616, 4840, 5080, 5280, 5588, 5770, 5808, 6050, 6096, 6347, 6350, 6600, 6924, 6985, 7260, 7620, 8382, 8655, 8800, 9075, 9232, 9525, 9680, 10160, 11176, 11540, 11616, 12100, 12192, 12694, 12700, 13200, 13848, 13970, 14425, 14520, 15240, 15367, 16764, 17310, 18150, 18464, 19041, 19050, 19360, 20320, 20955, 22352, 23080, 24200, 25388, 25400, 26400, 27696, 27940, 28850, 29040, 30480, 30734, 31735, 33528, 34620, 34925, 36300, 38082, 38100, 41910, 43275, 44704, 46101, 46160, 48400, 50776, 50800, 55392, 55880, 57700, 58080, 60960, 61468, 63470, 67056, 69240, 69817, 69850, 72600, 73279, 76164, 76200, 76835, 83820, 86550, 92202, 92320, 95205, 96800, 101552, 101600, 104775, 111760, 115400, 122936, 126940, 134112, 138480, 139634, 139700, 145200, 146558, 152328, 152400, 153670, 158675, 167640, 173100, 184404, 190410, 203104, 209451, 209550, 219837, 223520, 230505, 230800, 245872, 253880, 276960, 279268, 279400, 290400, 293116, 304656, 304800, 307340, 317350, 335280, 346200, 349085, 366395, 368808, 380820, 384175, 418902, 419100, 439674, 461010, 461600, 476025, 491744, 507760, 558536, 558800, 586232, 609312, 614680, 634700, 670560, 692400, 698170, 732790, 737616, 761640, 768350, 806069, 837804, 838200, 879348, 922020, 952050, 1015520, 1047255, 1099185, 1117072, 1117600, 1152525, 1172464, 1229360, 1269400, 1384800, 1396340, 1465580, 1475232, 1523280, 1536700, 1612138, 1675608, 1676400, 1745425, 1758696, 1831975, 1844040, 1904100, 2094510, 2198370, 2234144, 2305050, 2344928, 2418207, 2458720, 2538800, 2792680, 2931160, 3046560, 3073400, 3224276, 3351216, 3352800, 3490850, 3517392, 3663950, 3688080, 3808200, 4030345, 4189020, 4396740, 4610100, 4836414, 5077600, 5236275, 5495925, 5585360, 5862320, 6146800, 6448552, 6702432, 6981700, 7034784, 7327900, 7376160, 7616400, 8060690, 8378040, 8793480, 8866759, 9220200, 9672828, 10472550, 10991850, 11170720, 11724640, 12091035, 12293600, 12897104, 13963400, 14655800, 15232800, 16121380, 16756080, 17586960, 17733518, 18440400, 19345656, 20151725, 20945100, 21983700, 24182070, 25794208, 26600277, 27926800, 29311600, 32242760, 33512160, 35173920, 35467036, 36880800, 38691312, 40303450, 41890200, 43967400, 44333795, 48364140, 53200554, 55853600, 58623200, 60455175, 64485520, 70934072, 77382624, 80606900, 83780400, 87934800, 88667590, 96728280, 106401108, 120910350, 128971040, 133001385, 141868144, 161213800, 167560800, 175869600, 177335180, 193456560, 212802216, 221668975, 241820700, 266002770, 283736288, 322427600, 354670360, 386913120, 425604432, 443337950, 483641400, 532005540, 644855200, 665006925, 709340720, 851208864, 886675900, 967282800, 1064011080, 1330013850, 1418681440, 1773351800, 1934565600, 2128022160, 2660027700, 3546703600, 4256044320, 5320055400, 7093407200, 10640110800, 21280221600]

約数ペア:

[(1, 21280221600), (2, 10640110800), (3, 7093407200), (4, 5320055400), (5, 4256044320), (6, 3546703600), (8, 2660027700), (10, 2128022160), (11, 1934565600), (12, 1773351800), (15, 1418681440), (16, 1330013850), (20, 1064011080), (22, 967282800), (24, 886675900), (25, 851208864), (30, 709340720), (32, 665006925), (33, 644855200), (40, 532005540), (44, 483641400), (48, 443337950), (50, 425604432), (55, 386913120), (60, 354670360), (66, 322427600), (75, 283736288), (80, 266002770), (88, 241820700), (96, 221668975), (100, 212802216), (110, 193456560), (120, 177335180), (121, 175869600), (127, 167560800), (132, 161213800), (150, 141868144), (160, 133001385), (165, 128971040), (176, 120910350), (200, 106401108), (220, 96728280), (240, 88667590), (242, 87934800), (254, 83780400), (264, 80606900), (275, 77382624), (300, 70934072), (330, 64485520), (352, 60455175), (363, 58623200), (381, 55853600), (400, 53200554), (440, 48364140), (480, 44333795), (484, 43967400), (508, 41890200), (528, 40303450), (550, 38691312), (577, 36880800), (600, 35467036), (605, 35173920), (635, 33512160), (660, 32242760), (726, 29311600), (762, 27926800), (800, 26600277), (825, 25794208), (880, 24182070), (968, 21983700), (1016, 20945100), (1056, 20151725), (1100, 19345656), (1154, 18440400), (1200, 17733518), (1210, 17586960), (1270, 16756080), (1320, 16121380), (1397, 15232800), (1452, 14655800), (1524, 13963400), (1650, 12897104), (1731, 12293600), (1760, 12091035), (1815, 11724640), (1905, 11170720), (1936, 10991850), (2032, 10472550), (2200, 9672828), (2308, 9220200), (2400, 8866759), (2420, 8793480), (2540, 8378040), (2640, 8060690), (2794, 7616400), (2885, 7376160), (2904, 7327900), (3025, 7034784), (3048, 6981700), (3175, 6702432), (3300, 6448552), (3462, 6146800), (3630, 5862320), (3810, 5585360), (3872, 5495925), (4064, 5236275), (4191, 5077600), (4400, 4836414), (4616, 4610100), (4840, 4396740), (5080, 4189020), (5280, 4030345), (5588, 3808200), (5770, 3688080), (5808, 3663950), (6050, 3517392), (6096, 3490850), (6347, 3352800), (6350, 3351216), (6600, 3224276), (6924, 3073400), (6985, 3046560), (7260, 2931160), (7620, 2792680), (8382, 2538800), (8655, 2458720), (8800, 2418207), (9075, 2344928), (9232, 2305050), (9525, 2234144), (9680, 2198370), (10160, 2094510), (11176, 1904100), (11540, 1844040), (11616, 1831975), (12100, 1758696), (12192, 1745425), (12694, 1676400), (12700, 1675608), (13200, 1612138), (13848, 1536700), (13970, 1523280), (14425, 1475232), (14520, 1465580), (15240, 1396340), (15367, 1384800), (16764, 1269400), (17310, 1229360), (18150, 1172464), (18464, 1152525), (19041, 1117600), (19050, 1117072), (19360, 1099185), (20320, 1047255), (20955, 1015520), (22352, 952050), (23080, 922020), (24200, 879348), (25388, 838200), (25400, 837804), (26400, 806069), (27696, 768350), (27940, 761640), (28850, 737616), (29040, 732790), (30480, 698170), (30734, 692400), (31735, 670560), (33528, 634700), (34620, 614680), (34925, 609312), (36300, 586232), (38082, 558800), (38100, 558536), (41910, 507760), (43275, 491744), (44704, 476025), (46101, 461600), (46160, 461010), (48400, 439674), (50776, 419100), (50800, 418902), (55392, 384175), (55880, 380820), (57700, 368808), (58080, 366395), (60960, 349085), (61468, 346200), (63470, 335280), (67056, 317350), (69240, 307340), (69817, 304800), (69850, 304656), (72600, 293116), (73279, 290400), (76164, 279400), (76200, 279268), (76835, 276960), (83820, 253880), (86550, 245872), (92202, 230800), (92320, 230505), (95205, 223520), (96800, 219837), (101552, 209550), (101600, 209451), (104775, 203104), (111760, 190410), (115400, 184404), (122936, 173100), (126940, 167640), (134112, 158675), (138480, 153670), (139634, 152400), (139700, 152328), (145200, 146558)]