127980160

素因数分解:

$2^7\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1$

素因数の和:104

約数の個数: 256

約数和(自身を含む): 396576000

約数和(自身を除く): 268595840

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 53, 55, 56, 64, 70, 77, 80, 88, 98, 106, 110, 112, 128, 140, 154, 160, 176, 196, 212, 220, 224, 245, 265, 280, 308, 320, 343, 352, 371, 385, 392, 424, 440, 448, 490, 530, 539, 560, 583, 616, 640, 686, 704, 742, 770, 784, 848, 880, 896, 980, 1060, 1078, 1120, 1166, 1232, 1372, 1408, 1484, 1540, 1568, 1696, 1715, 1760, 1855, 1960, 2120, 2156, 2240, 2332, 2464, 2597, 2695, 2744, 2915, 2968, 3080, 3136, 3392, 3430, 3520, 3710, 3773, 3920, 4081, 4240, 4312, 4480, 4664, 4928, 5194, 5390, 5488, 5830, 5936, 6160, 6272, 6784, 6860, 7040, 7420, 7546, 7840, 8162, 8480, 8624, 9328, 9856, 10388, 10780, 10976, 11660, 11872, 12320, 12985, 13720, 14840, 15092, 15680, 16324, 16960, 17248, 18179, 18656, 18865, 20405, 20776, 21560, 21952, 23320, 23744, 24640, 25970, 27440, 28567, 29680, 30184, 31360, 32648, 33920, 34496, 36358, 37312, 37730, 40810, 41552, 43120, 43904, 46640, 47488, 49280, 51940, 54880, 57134, 59360, 60368, 65296, 68992, 72716, 74624, 75460, 81620, 83104, 86240, 90895, 93280, 103880, 109760, 114268, 118720, 120736, 130592, 142835, 145432, 150920, 163240, 166208, 172480, 181790, 186560, 199969, 207760, 219520, 228536, 237440, 241472, 261184, 285670, 290864, 301840, 326480, 332416, 344960, 363580, 373120, 399938, 415520, 457072, 482944, 522368, 571340, 581728, 603680, 652960, 727160, 799876, 831040, 914144, 999845, 1142680, 1163456, 1207360, 1305920, 1454320, 1599752, 1662080, 1828288, 1999690, 2285360, 2326912, 2414720, 2611840, 2908640, 3199504, 3656576, 3999380, 4570720, 5817280, 6399008, 7998760, 9141440, 11634560, 12798016, 15997520, 18282880, 25596032, 31995040, 63990080, 127980160]

約数ペア:

[(1, 127980160), (2, 63990080), (4, 31995040), (5, 25596032), (7, 18282880), (8, 15997520), (10, 12798016), (11, 11634560), (14, 9141440), (16, 7998760), (20, 6399008), (22, 5817280), (28, 4570720), (32, 3999380), (35, 3656576), (40, 3199504), (44, 2908640), (49, 2611840), (53, 2414720), (55, 2326912), (56, 2285360), (64, 1999690), (70, 1828288), (77, 1662080), (80, 1599752), (88, 1454320), (98, 1305920), (106, 1207360), (110, 1163456), (112, 1142680), (128, 999845), (140, 914144), (154, 831040), (160, 799876), (176, 727160), (196, 652960), (212, 603680), (220, 581728), (224, 571340), (245, 522368), (265, 482944), (280, 457072), (308, 415520), (320, 399938), (343, 373120), (352, 363580), (371, 344960), (385, 332416), (392, 326480), (424, 301840), (440, 290864), (448, 285670), (490, 261184), (530, 241472), (539, 237440), (560, 228536), (583, 219520), (616, 207760), (640, 199969), (686, 186560), (704, 181790), (742, 172480), (770, 166208), (784, 163240), (848, 150920), (880, 145432), (896, 142835), (980, 130592), (1060, 120736), (1078, 118720), (1120, 114268), (1166, 109760), (1232, 103880), (1372, 93280), (1408, 90895), (1484, 86240), (1540, 83104), (1568, 81620), (1696, 75460), (1715, 74624), (1760, 72716), (1855, 68992), (1960, 65296), (2120, 60368), (2156, 59360), (2240, 57134), (2332, 54880), (2464, 51940), (2597, 49280), (2695, 47488), (2744, 46640), (2915, 43904), (2968, 43120), (3080, 41552), (3136, 40810), (3392, 37730), (3430, 37312), (3520, 36358), (3710, 34496), (3773, 33920), (3920, 32648), (4081, 31360), (4240, 30184), (4312, 29680), (4480, 28567), (4664, 27440), (4928, 25970), (5194, 24640), (5390, 23744), (5488, 23320), (5830, 21952), (5936, 21560), (6160, 20776), (6272, 20405), (6784, 18865), (6860, 18656), (7040, 18179), (7420, 17248), (7546, 16960), (7840, 16324), (8162, 15680), (8480, 15092), (8624, 14840), (9328, 13720), (9856, 12985), (10388, 12320), (10780, 11872), (10976, 11660)]