20451926880

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2753}}^1$

素因数の和:2859

約数の個数: 576

約数和(自身を含む): 88344442368

約数和(自身を除く): 67892515488

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 67, 70, 72, 77, 80, 84, 88, 90, 96, 99, 105, 110, 112, 120, 126, 132, 134, 140, 144, 154, 160, 165, 168, 176, 180, 198, 201, 210, 220, 224, 231, 240, 252, 264, 268, 280, 288, 308, 315, 330, 335, 336, 352, 360, 385, 396, 402, 420, 440, 462, 469, 480, 495, 504, 528, 536, 560, 603, 616, 630, 660, 670, 672, 693, 720, 737, 770, 792, 804, 840, 880, 924, 938, 990, 1005, 1008, 1056, 1072, 1120, 1155, 1206, 1232, 1260, 1320, 1340, 1386, 1407, 1440, 1474, 1540, 1584, 1608, 1680, 1760, 1848, 1876, 1980, 2010, 2016, 2144, 2211, 2310, 2345, 2412, 2464, 2520, 2640, 2680, 2753, 2772, 2814, 2948, 3015, 3080, 3168, 3216, 3360, 3465, 3685, 3696, 3752, 3960, 4020, 4221, 4422, 4620, 4690, 4824, 5040, 5159, 5280, 5360, 5506, 5544, 5628, 5896, 6030, 6160, 6432, 6633, 6930, 7035, 7370, 7392, 7504, 7920, 8040, 8259, 8442, 8844, 9240, 9380, 9648, 10080, 10318, 10720, 11012, 11055, 11088, 11256, 11792, 12060, 12320, 13266, 13765, 13860, 14070, 14740, 15008, 15477, 15840, 16080, 16518, 16884, 17688, 18480, 18760, 19271, 19296, 20636, 21105, 22024, 22110, 22176, 22512, 23584, 24120, 24777, 25795, 26532, 27530, 27720, 28140, 29480, 30283, 30954, 32160, 33036, 33165, 33768, 35376, 36960, 37520, 38542, 41272, 41295, 42210, 44048, 44220, 45024, 46431, 48240, 49554, 51590, 53064, 55060, 55440, 56280, 57813, 58960, 60566, 61908, 66072, 66330, 67536, 70752, 75040, 77084, 77385, 82544, 82590, 84420, 88096, 88440, 90849, 92862, 96355, 96480, 99108, 103180, 106128, 110120, 110880, 112560, 115626, 117920, 121132, 123816, 123885, 132144, 132660, 135072, 151415, 154168, 154770, 165088, 165180, 168840, 173439, 176880, 181698, 184451, 185724, 192710, 198216, 206360, 211981, 212256, 220240, 225120, 231252, 232155, 242264, 247632, 247770, 264288, 265320, 272547, 289065, 302830, 308336, 309540, 330360, 337680, 346878, 353760, 363396, 368902, 371448, 385420, 396432, 412720, 423962, 440480, 454245, 462504, 464310, 484528, 495264, 495540, 530640, 545094, 553353, 578130, 605660, 616672, 619080, 635943, 660720, 675360, 693756, 726792, 737804, 742896, 770840, 792864, 825440, 847924, 867195, 908490, 922255, 925008, 928620, 969056, 991080, 1059905, 1061280, 1090188, 1106706, 1156260, 1211320, 1238160, 1271886, 1291157, 1321440, 1362735, 1387512, 1453584, 1475608, 1485792, 1541680, 1660059, 1695848, 1734390, 1816980, 1844510, 1850016, 1857240, 1907829, 1982160, 2028961, 2119810, 2180376, 2213412, 2312520, 2422640, 2476320, 2543772, 2582314, 2725470, 2766765, 2775024, 2907168, 2951216, 3083360, 3179715, 3320118, 3391696, 3468780, 3633960, 3689020, 3714480, 3815658, 3873471, 3964320, 4057922, 4239620, 4360752, 4426824, 4625040, 4845280, 5087544, 5164628, 5450940, 5533530, 5550048, 5902432, 6086883, 6359430, 6455785, 6640236, 6783392, 6937560, 7267920, 7378040, 7428960, 7631316, 7746942, 8115844, 8300295, 8479240, 8721504, 8853648, 9250080, 9539145, 10144805, 10175088, 10329256, 10901880, 11067060, 11620413, 12173766, 12718860, 12911570, 13280472, 13875120, 14202727, 14535840, 14756080, 15262632, 15493884, 16231688, 16600590, 16958480, 17707296, 18260649, 19078290, 19367355, 20289610, 20350176, 20658512, 21803760, 22134120, 23240826, 24347532, 25437720, 25823140, 26560944, 27750240, 28405454, 29512160, 30434415, 30525264, 30987768, 32463376, 33201180, 33916960, 36521298, 38156580, 38734710, 40579220, 41317024, 42608181, 43607520, 44268240, 46481652, 48695064, 50875440, 51646280, 53121888, 56810908, 58102065, 60868830, 61050528, 61975536, 64926752, 66402360, 71013635, 73042596, 76313160, 77469420, 81158440, 85216362, 88536480, 91303245, 92963304, 97390128, 101750880, 103292560, 113621816, 116204130, 121737660, 123951072, 127824543, 132804720, 142027270, 146085192, 152626320, 154938840, 162316880, 170432724, 182606490, 185926608, 194780256, 206585120, 213040905, 227243632, 232408260, 243475320, 255649086, 265609440, 284054540, 292170384, 305252640, 309877680, 324633760, 340865448, 365212980, 371853216, 426081810, 454487264, 464816520, 486950640, 511298172, 568109080, 584340768, 619755360, 639122715, 681730896, 730425960, 852163620, 929633040, 973901280, 1022596344, 1136218160, 1278245430, 1363461792, 1460851920, 1704327240, 1859266080, 2045192688, 2272436320, 2556490860, 2921703840, 3408654480, 4090385376, 5112981720, 6817308960, 10225963440, 20451926880]

約数ペア:

[(1, 20451926880), (2, 10225963440), (3, 6817308960), (4, 5112981720), (5, 4090385376), (6, 3408654480), (7, 2921703840), (8, 2556490860), (9, 2272436320), (10, 2045192688), (11, 1859266080), (12, 1704327240), (14, 1460851920), (15, 1363461792), (16, 1278245430), (18, 1136218160), (20, 1022596344), (21, 973901280), (22, 929633040), (24, 852163620), (28, 730425960), (30, 681730896), (32, 639122715), (33, 619755360), (35, 584340768), (36, 568109080), (40, 511298172), (42, 486950640), (44, 464816520), (45, 454487264), (48, 426081810), (55, 371853216), (56, 365212980), (60, 340865448), (63, 324633760), (66, 309877680), (67, 305252640), (70, 292170384), (72, 284054540), (77, 265609440), (80, 255649086), (84, 243475320), (88, 232408260), (90, 227243632), (96, 213040905), (99, 206585120), (105, 194780256), (110, 185926608), (112, 182606490), (120, 170432724), (126, 162316880), (132, 154938840), (134, 152626320), (140, 146085192), (144, 142027270), (154, 132804720), (160, 127824543), (165, 123951072), (168, 121737660), (176, 116204130), (180, 113621816), (198, 103292560), (201, 101750880), (210, 97390128), (220, 92963304), (224, 91303245), (231, 88536480), (240, 85216362), (252, 81158440), (264, 77469420), (268, 76313160), (280, 73042596), (288, 71013635), (308, 66402360), (315, 64926752), (330, 61975536), (335, 61050528), (336, 60868830), (352, 58102065), (360, 56810908), (385, 53121888), (396, 51646280), (402, 50875440), (420, 48695064), (440, 46481652), (462, 44268240), (469, 43607520), (480, 42608181), (495, 41317024), (504, 40579220), (528, 38734710), (536, 38156580), (560, 36521298), (603, 33916960), (616, 33201180), (630, 32463376), (660, 30987768), (670, 30525264), (672, 30434415), (693, 29512160), (720, 28405454), (737, 27750240), (770, 26560944), (792, 25823140), (804, 25437720), (840, 24347532), (880, 23240826), (924, 22134120), (938, 21803760), (990, 20658512), (1005, 20350176), (1008, 20289610), (1056, 19367355), (1072, 19078290), (1120, 18260649), (1155, 17707296), (1206, 16958480), (1232, 16600590), (1260, 16231688), (1320, 15493884), (1340, 15262632), (1386, 14756080), (1407, 14535840), (1440, 14202727), (1474, 13875120), (1540, 13280472), (1584, 12911570), (1608, 12718860), (1680, 12173766), (1760, 11620413), (1848, 11067060), (1876, 10901880), (1980, 10329256), (2010, 10175088), (2016, 10144805), (2144, 9539145), (2211, 9250080), (2310, 8853648), (2345, 8721504), (2412, 8479240), (2464, 8300295), (2520, 8115844), (2640, 7746942), (2680, 7631316), (2753, 7428960), (2772, 7378040), (2814, 7267920), (2948, 6937560), (3015, 6783392), (3080, 6640236), (3168, 6455785), (3216, 6359430), (3360, 6086883), (3465, 5902432), (3685, 5550048), (3696, 5533530), (3752, 5450940), (3960, 5164628), (4020, 5087544), (4221, 4845280), (4422, 4625040), (4620, 4426824), (4690, 4360752), (4824, 4239620), (5040, 4057922), (5159, 3964320), (5280, 3873471), (5360, 3815658), (5506, 3714480), (5544, 3689020), (5628, 3633960), (5896, 3468780), (6030, 3391696), (6160, 3320118), (6432, 3179715), (6633, 3083360), (6930, 2951216), (7035, 2907168), (7370, 2775024), (7392, 2766765), (7504, 2725470), (7920, 2582314), (8040, 2543772), (8259, 2476320), (8442, 2422640), (8844, 2312520), (9240, 2213412), (9380, 2180376), (9648, 2119810), (10080, 2028961), (10318, 1982160), (10720, 1907829), (11012, 1857240), (11055, 1850016), (11088, 1844510), (11256, 1816980), (11792, 1734390), (12060, 1695848), (12320, 1660059), (13266, 1541680), (13765, 1485792), (13860, 1475608), (14070, 1453584), (14740, 1387512), (15008, 1362735), (15477, 1321440), (15840, 1291157), (16080, 1271886), (16518, 1238160), (16884, 1211320), (17688, 1156260), (18480, 1106706), (18760, 1090188), (19271, 1061280), (19296, 1059905), (20636, 991080), (21105, 969056), (22024, 928620), (22110, 925008), (22176, 922255), (22512, 908490), (23584, 867195), (24120, 847924), (24777, 825440), (25795, 792864), (26532, 770840), (27530, 742896), (27720, 737804), (28140, 726792), (29480, 693756), (30283, 675360), (30954, 660720), (32160, 635943), (33036, 619080), (33165, 616672), (33768, 605660), (35376, 578130), (36960, 553353), (37520, 545094), (38542, 530640), (41272, 495540), (41295, 495264), (42210, 484528), (44048, 464310), (44220, 462504), (45024, 454245), (46431, 440480), (48240, 423962), (49554, 412720), (51590, 396432), (53064, 385420), (55060, 371448), (55440, 368902), (56280, 363396), (57813, 353760), (58960, 346878), (60566, 337680), (61908, 330360), (66072, 309540), (66330, 308336), (67536, 302830), (70752, 289065), (75040, 272547), (77084, 265320), (77385, 264288), (82544, 247770), (82590, 247632), (84420, 242264), (88096, 232155), (88440, 231252), (90849, 225120), (92862, 220240), (96355, 212256), (96480, 211981), (99108, 206360), (103180, 198216), (106128, 192710), (110120, 185724), (110880, 184451), (112560, 181698), (115626, 176880), (117920, 173439), (121132, 168840), (123816, 165180), (123885, 165088), (132144, 154770), (132660, 154168), (135072, 151415)]