257114880

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2029}}^1$

素因数の和:2067

約数の個数: 216

約数和(自身を含む): 970940880

約数和(自身を除く): 713826000

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, 128, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 256, 264, 288, 320, 330, 352, 360, 384, 396, 440, 480, 495, 528, 576, 640, 660, 704, 720, 768, 792, 880, 960, 990, 1056, 1152, 1280, 1320, 1408, 1440, 1584, 1760, 1920, 1980, 2029, 2112, 2304, 2640, 2816, 2880, 3168, 3520, 3840, 3960, 4058, 4224, 5280, 5760, 6087, 6336, 7040, 7920, 8116, 8448, 10145, 10560, 11520, 12174, 12672, 14080, 15840, 16232, 18261, 20290, 21120, 22319, 24348, 25344, 30435, 31680, 32464, 36522, 40580, 42240, 44638, 48696, 60870, 63360, 64928, 66957, 73044, 81160, 89276, 91305, 97392, 111595, 121740, 126720, 129856, 133914, 146088, 162320, 178552, 182610, 194784, 200871, 223190, 243480, 259712, 267828, 292176, 324640, 334785, 357104, 365220, 389568, 401742, 446380, 486960, 519424, 535656, 584352, 649280, 669570, 714208, 730440, 779136, 803484, 892760, 973920, 1004355, 1071312, 1168704, 1298560, 1339140, 1428416, 1460880, 1558272, 1606968, 1785520, 1947840, 2008710, 2142624, 2337408, 2597120, 2678280, 2856832, 2921760, 3213936, 3571040, 3895680, 4017420, 4285248, 4674816, 5356560, 5713664, 5843520, 6427872, 7142080, 7791360, 8034840, 8570496, 10713120, 11687040, 12855744, 14284160, 16069680, 17140992, 21426240, 23374080, 25711488, 28568320, 32139360, 42852480, 51422976, 64278720, 85704960, 128557440, 257114880]

約数ペア:

[(1, 257114880), (2, 128557440), (3, 85704960), (4, 64278720), (5, 51422976), (6, 42852480), (8, 32139360), (9, 28568320), (10, 25711488), (11, 23374080), (12, 21426240), (15, 17140992), (16, 16069680), (18, 14284160), (20, 12855744), (22, 11687040), (24, 10713120), (30, 8570496), (32, 8034840), (33, 7791360), (36, 7142080), (40, 6427872), (44, 5843520), (45, 5713664), (48, 5356560), (55, 4674816), (60, 4285248), (64, 4017420), (66, 3895680), (72, 3571040), (80, 3213936), (88, 2921760), (90, 2856832), (96, 2678280), (99, 2597120), (110, 2337408), (120, 2142624), (128, 2008710), (132, 1947840), (144, 1785520), (160, 1606968), (165, 1558272), (176, 1460880), (180, 1428416), (192, 1339140), (198, 1298560), (220, 1168704), (240, 1071312), (256, 1004355), (264, 973920), (288, 892760), (320, 803484), (330, 779136), (352, 730440), (360, 714208), (384, 669570), (396, 649280), (440, 584352), (480, 535656), (495, 519424), (528, 486960), (576, 446380), (640, 401742), (660, 389568), (704, 365220), (720, 357104), (768, 334785), (792, 324640), (880, 292176), (960, 267828), (990, 259712), (1056, 243480), (1152, 223190), (1280, 200871), (1320, 194784), (1408, 182610), (1440, 178552), (1584, 162320), (1760, 146088), (1920, 133914), (1980, 129856), (2029, 126720), (2112, 121740), (2304, 111595), (2640, 97392), (2816, 91305), (2880, 89276), (3168, 81160), (3520, 73044), (3840, 66957), (3960, 64928), (4058, 63360), (4224, 60870), (5280, 48696), (5760, 44638), (6087, 42240), (6336, 40580), (7040, 36522), (7920, 32464), (8116, 31680), (8448, 30435), (10145, 25344), (10560, 24348), (11520, 22319), (12174, 21120), (12672, 20290), (14080, 18261), (15840, 16232)]