311382720

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9829}}^1$

素因数の和:9863

約数の個数: 168

約数和(自身を含む): 1168511760

約数和(自身を除く): 857129040

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, 2112, 2640, 2880, 3168, 3520, 3960, 5280, 6336, 7920, 9829, 10560, 15840, 19658, 29487, 31680, 39316, 49145, 58974, 78632, 88461, 98290, 108119, 117948, 147435, 157264, 176922, 196580, 216238, 235896, 294870, 314528, 324357, 353844, 393160, 432476, 442305, 471792, 540595, 589740, 629056, 648714, 707688, 786320, 864952, 884610, 943584, 973071, 1081190, 1179480, 1297428, 1415376, 1572640, 1621785, 1729904, 1769220, 1887168, 1946142, 2162380, 2358960, 2594856, 2830752, 3145280, 3243570, 3459808, 3538440, 3892284, 4324760, 4717920, 4865355, 5189712, 5661504, 6487140, 6919616, 7076880, 7784568, 8649520, 9435840, 9730710, 10379424, 12974280, 14153760, 15569136, 17299040, 19461420, 20758848, 25948560, 28307520, 31138272, 34598080, 38922840, 51897120, 62276544, 77845680, 103794240, 155691360, 311382720]

約数ペア:

[(1, 311382720), (2, 155691360), (3, 103794240), (4, 77845680), (5, 62276544), (6, 51897120), (8, 38922840), (9, 34598080), (10, 31138272), (11, 28307520), (12, 25948560), (15, 20758848), (16, 19461420), (18, 17299040), (20, 15569136), (22, 14153760), (24, 12974280), (30, 10379424), (32, 9730710), (33, 9435840), (36, 8649520), (40, 7784568), (44, 7076880), (45, 6919616), (48, 6487140), (55, 5661504), (60, 5189712), (64, 4865355), (66, 4717920), (72, 4324760), (80, 3892284), (88, 3538440), (90, 3459808), (96, 3243570), (99, 3145280), (110, 2830752), (120, 2594856), (132, 2358960), (144, 2162380), (160, 1946142), (165, 1887168), (176, 1769220), (180, 1729904), (192, 1621785), (198, 1572640), (220, 1415376), (240, 1297428), (264, 1179480), (288, 1081190), (320, 973071), (330, 943584), (352, 884610), (360, 864952), (396, 786320), (440, 707688), (480, 648714), (495, 629056), (528, 589740), (576, 540595), (660, 471792), (704, 442305), (720, 432476), (792, 393160), (880, 353844), (960, 324357), (990, 314528), (1056, 294870), (1320, 235896), (1440, 216238), (1584, 196580), (1760, 176922), (1980, 157264), (2112, 147435), (2640, 117948), (2880, 108119), (3168, 98290), (3520, 88461), (3960, 78632), (5280, 58974), (6336, 49145), (7920, 39316), (9829, 31680), (10560, 29487), (15840, 19658)]