64278720

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2029}}^1$

素因数の和:2063

約数の個数: 168

約数和(自身を含む): 241310160

約数和(自身を除く): 177031440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 264, 288, 320, 330, 352, 360, 396, 440, 480, 495, 528, 576, 660, 704, 720, 792, 880, 960, 990, 1056, 1320, 1440, 1584, 1760, 1980, 2029, 2112, 2640, 2880, 3168, 3520, 3960, 4058, 5280, 6087, 6336, 7920, 8116, 10145, 10560, 12174, 15840, 16232, 18261, 20290, 22319, 24348, 30435, 31680, 32464, 36522, 40580, 44638, 48696, 60870, 64928, 66957, 73044, 81160, 89276, 91305, 97392, 111595, 121740, 129856, 133914, 146088, 162320, 178552, 182610, 194784, 200871, 223190, 243480, 267828, 292176, 324640, 334785, 357104, 365220, 389568, 401742, 446380, 486960, 535656, 584352, 649280, 669570, 714208, 730440, 803484, 892760, 973920, 1004355, 1071312, 1168704, 1339140, 1428416, 1460880, 1606968, 1785520, 1947840, 2008710, 2142624, 2678280, 2921760, 3213936, 3571040, 4017420, 4285248, 5356560, 5843520, 6427872, 7142080, 8034840, 10713120, 12855744, 16069680, 21426240, 32139360, 64278720]

約数ペア:

[(1, 64278720), (2, 32139360), (3, 21426240), (4, 16069680), (5, 12855744), (6, 10713120), (8, 8034840), (9, 7142080), (10, 6427872), (11, 5843520), (12, 5356560), (15, 4285248), (16, 4017420), (18, 3571040), (20, 3213936), (22, 2921760), (24, 2678280), (30, 2142624), (32, 2008710), (33, 1947840), (36, 1785520), (40, 1606968), (44, 1460880), (45, 1428416), (48, 1339140), (55, 1168704), (60, 1071312), (64, 1004355), (66, 973920), (72, 892760), (80, 803484), (88, 730440), (90, 714208), (96, 669570), (99, 649280), (110, 584352), (120, 535656), (132, 486960), (144, 446380), (160, 401742), (165, 389568), (176, 365220), (180, 357104), (192, 334785), (198, 324640), (220, 292176), (240, 267828), (264, 243480), (288, 223190), (320, 200871), (330, 194784), (352, 182610), (360, 178552), (396, 162320), (440, 146088), (480, 133914), (495, 129856), (528, 121740), (576, 111595), (660, 97392), (704, 91305), (720, 89276), (792, 81160), (880, 73044), (960, 66957), (990, 64928), (1056, 60870), (1320, 48696), (1440, 44638), (1584, 40580), (1760, 36522), (1980, 32464), (2029, 31680), (2112, 30435), (2640, 24348), (2880, 22319), (3168, 20290), (3520, 18261), (3960, 16232), (4058, 15840), (5280, 12174), (6087, 10560), (6336, 10145), (7920, 8116)]