245963520

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{647}}^1$

素因数の和:688

約数の個数: 288

約数和(自身を含む): 953648640

約数和(自身を除く): 707685120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 108, 110, 120, 128, 132, 135, 144, 160, 165, 176, 180, 192, 198, 216, 220, 240, 256, 264, 270, 288, 297, 320, 330, 352, 360, 384, 396, 432, 440, 480, 495, 528, 540, 576, 594, 640, 647, 660, 704, 720, 768, 792, 864, 880, 960, 990, 1056, 1080, 1152, 1188, 1280, 1294, 1320, 1408, 1440, 1485, 1584, 1728, 1760, 1920, 1941, 1980, 2112, 2160, 2304, 2376, 2588, 2640, 2816, 2880, 2970, 3168, 3235, 3456, 3520, 3840, 3882, 3960, 4224, 4320, 4752, 5176, 5280, 5760, 5823, 5940, 6336, 6470, 6912, 7040, 7117, 7764, 7920, 8448, 8640, 9504, 9705, 10352, 10560, 11520, 11646, 11880, 12672, 12940, 14080, 14234, 15528, 15840, 17280, 17469, 19008, 19410, 20704, 21120, 21351, 23292, 23760, 25344, 25880, 28468, 29115, 31056, 31680, 34560, 34938, 35585, 38016, 38820, 41408, 42240, 42702, 46584, 47520, 51760, 56936, 58230, 62112, 63360, 64053, 69876, 71170, 76032, 77640, 82816, 85404, 87345, 93168, 95040, 103520, 106755, 113872, 116460, 124224, 126720, 128106, 139752, 142340, 155280, 165632, 170808, 174690, 186336, 190080, 192159, 207040, 213510, 227744, 232920, 248448, 256212, 279504, 284680, 310560, 320265, 341616, 349380, 372672, 380160, 384318, 414080, 427020, 455488, 465840, 496896, 512424, 559008, 569360, 621120, 640530, 683232, 698760, 745344, 768636, 828160, 854040, 910976, 931680, 960795, 1024848, 1118016, 1138720, 1242240, 1281060, 1366464, 1397520, 1490688, 1537272, 1708080, 1821952, 1863360, 1921590, 2049696, 2236032, 2277440, 2484480, 2562120, 2732928, 2795040, 3074544, 3416160, 3726720, 3843180, 4099392, 4472064, 4554880, 5124240, 5465856, 5590080, 6149088, 6832320, 7453440, 7686360, 8198784, 9109760, 10248480, 11180160, 12298176, 13664640, 15372720, 16397568, 20496960, 22360320, 24596352, 27329280, 30745440, 40993920, 49192704, 61490880, 81987840, 122981760, 245963520]

約数ペア:

[(1, 245963520), (2, 122981760), (3, 81987840), (4, 61490880), (5, 49192704), (6, 40993920), (8, 30745440), (9, 27329280), (10, 24596352), (11, 22360320), (12, 20496960), (15, 16397568), (16, 15372720), (18, 13664640), (20, 12298176), (22, 11180160), (24, 10248480), (27, 9109760), (30, 8198784), (32, 7686360), (33, 7453440), (36, 6832320), (40, 6149088), (44, 5590080), (45, 5465856), (48, 5124240), (54, 4554880), (55, 4472064), (60, 4099392), (64, 3843180), (66, 3726720), (72, 3416160), (80, 3074544), (88, 2795040), (90, 2732928), (96, 2562120), (99, 2484480), (108, 2277440), (110, 2236032), (120, 2049696), (128, 1921590), (132, 1863360), (135, 1821952), (144, 1708080), (160, 1537272), (165, 1490688), (176, 1397520), (180, 1366464), (192, 1281060), (198, 1242240), (216, 1138720), (220, 1118016), (240, 1024848), (256, 960795), (264, 931680), (270, 910976), (288, 854040), (297, 828160), (320, 768636), (330, 745344), (352, 698760), (360, 683232), (384, 640530), (396, 621120), (432, 569360), (440, 559008), (480, 512424), (495, 496896), (528, 465840), (540, 455488), (576, 427020), (594, 414080), (640, 384318), (647, 380160), (660, 372672), (704, 349380), (720, 341616), (768, 320265), (792, 310560), (864, 284680), (880, 279504), (960, 256212), (990, 248448), (1056, 232920), (1080, 227744), (1152, 213510), (1188, 207040), (1280, 192159), (1294, 190080), (1320, 186336), (1408, 174690), (1440, 170808), (1485, 165632), (1584, 155280), (1728, 142340), (1760, 139752), (1920, 128106), (1941, 126720), (1980, 124224), (2112, 116460), (2160, 113872), (2304, 106755), (2376, 103520), (2588, 95040), (2640, 93168), (2816, 87345), (2880, 85404), (2970, 82816), (3168, 77640), (3235, 76032), (3456, 71170), (3520, 69876), (3840, 64053), (3882, 63360), (3960, 62112), (4224, 58230), (4320, 56936), (4752, 51760), (5176, 47520), (5280, 46584), (5760, 42702), (5823, 42240), (5940, 41408), (6336, 38820), (6470, 38016), (6912, 35585), (7040, 34938), (7117, 34560), (7764, 31680), (7920, 31056), (8448, 29115), (8640, 28468), (9504, 25880), (9705, 25344), (10352, 23760), (10560, 23292), (11520, 21351), (11646, 21120), (11880, 20704), (12672, 19410), (12940, 19008), (14080, 17469), (14234, 17280), (15528, 15840)]