20830466160

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{61687}}^1$

素因数の和:61780

約数の個数: 240

約数和(自身を含む): 81143901696

約数和(自身を除く): 60313435536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 67, 70, 72, 80, 84, 90, 105, 112, 120, 126, 134, 140, 144, 168, 180, 201, 210, 240, 252, 268, 280, 315, 335, 336, 360, 402, 420, 469, 504, 536, 560, 603, 630, 670, 720, 804, 840, 938, 1005, 1008, 1072, 1206, 1260, 1340, 1407, 1608, 1680, 1876, 2010, 2345, 2412, 2520, 2680, 2814, 3015, 3216, 3752, 4020, 4221, 4690, 4824, 5040, 5360, 5628, 6030, 7035, 7504, 8040, 8442, 9380, 9648, 11256, 12060, 14070, 16080, 16884, 18760, 21105, 22512, 24120, 28140, 33768, 37520, 42210, 48240, 56280, 61687, 67536, 84420, 112560, 123374, 168840, 185061, 246748, 308435, 337680, 370122, 431809, 493496, 555183, 616870, 740244, 863618, 925305, 986992, 1110366, 1233740, 1295427, 1480488, 1727236, 1850610, 2159045, 2220732, 2467480, 2590854, 2775915, 2960976, 3454472, 3701220, 3886281, 4133029, 4318090, 4441464, 4934960, 5181708, 5551830, 6477135, 6908944, 7402440, 7772562, 8266058, 8636180, 8882928, 10363416, 11103660, 12399087, 12954270, 14804880, 15545124, 16532116, 17272360, 19431405, 20665145, 20726832, 22207320, 24798174, 25908540, 28931203, 31090248, 33064232, 34544720, 37197261, 38862810, 41330290, 44414640, 49596348, 51817080, 57862406, 61995435, 62180496, 66128464, 74394522, 77725620, 82660580, 86793609, 99192696, 103634160, 115724812, 123990870, 144656015, 148789044, 155451240, 165321160, 173587218, 185986305, 198385392, 231449624, 247981740, 260380827, 289312030, 297578088, 310902480, 330642320, 347174436, 371972610, 433968045, 462899248, 495963480, 520761654, 578624060, 595156176, 694348872, 743945220, 867936090, 991926960, 1041523308, 1157248120, 1301904135, 1388697744, 1487890440, 1735872180, 2083046616, 2314496240, 2603808270, 2975780880, 3471744360, 4166093232, 5207616540, 6943488720, 10415233080, 20830466160]

約数ペア:

[(1, 20830466160), (2, 10415233080), (3, 6943488720), (4, 5207616540), (5, 4166093232), (6, 3471744360), (7, 2975780880), (8, 2603808270), (9, 2314496240), (10, 2083046616), (12, 1735872180), (14, 1487890440), (15, 1388697744), (16, 1301904135), (18, 1157248120), (20, 1041523308), (21, 991926960), (24, 867936090), (28, 743945220), (30, 694348872), (35, 595156176), (36, 578624060), (40, 520761654), (42, 495963480), (45, 462899248), (48, 433968045), (56, 371972610), (60, 347174436), (63, 330642320), (67, 310902480), (70, 297578088), (72, 289312030), (80, 260380827), (84, 247981740), (90, 231449624), (105, 198385392), (112, 185986305), (120, 173587218), (126, 165321160), (134, 155451240), (140, 148789044), (144, 144656015), (168, 123990870), (180, 115724812), (201, 103634160), (210, 99192696), (240, 86793609), (252, 82660580), (268, 77725620), (280, 74394522), (315, 66128464), (335, 62180496), (336, 61995435), (360, 57862406), (402, 51817080), (420, 49596348), (469, 44414640), (504, 41330290), (536, 38862810), (560, 37197261), (603, 34544720), (630, 33064232), (670, 31090248), (720, 28931203), (804, 25908540), (840, 24798174), (938, 22207320), (1005, 20726832), (1008, 20665145), (1072, 19431405), (1206, 17272360), (1260, 16532116), (1340, 15545124), (1407, 14804880), (1608, 12954270), (1680, 12399087), (1876, 11103660), (2010, 10363416), (2345, 8882928), (2412, 8636180), (2520, 8266058), (2680, 7772562), (2814, 7402440), (3015, 6908944), (3216, 6477135), (3752, 5551830), (4020, 5181708), (4221, 4934960), (4690, 4441464), (4824, 4318090), (5040, 4133029), (5360, 3886281), (5628, 3701220), (6030, 3454472), (7035, 2960976), (7504, 2775915), (8040, 2590854), (8442, 2467480), (9380, 2220732), (9648, 2159045), (11256, 1850610), (12060, 1727236), (14070, 1480488), (16080, 1295427), (16884, 1233740), (18760, 1110366), (21105, 986992), (22512, 925305), (24120, 863618), (28140, 740244), (33768, 616870), (37520, 555183), (42210, 493496), (48240, 431809), (56280, 370122), (61687, 337680), (67536, 308435), (84420, 246748), (112560, 185061), (123374, 168840)]