127568640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:402

約数の個数: 144

約数和(自身を含む): 412070400

約数和(自身を除く): 284501760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 139, 160, 192, 239, 240, 256, 278, 320, 384, 417, 478, 480, 556, 640, 695, 717, 768, 834, 956, 960, 1112, 1195, 1280, 1390, 1434, 1668, 1912, 1920, 2085, 2224, 2390, 2780, 2868, 3336, 3585, 3824, 3840, 4170, 4448, 4780, 5560, 5736, 6672, 7170, 7648, 8340, 8896, 9560, 11120, 11472, 13344, 14340, 15296, 16680, 17792, 19120, 22240, 22944, 26688, 28680, 30592, 33221, 33360, 35584, 38240, 44480, 45888, 53376, 57360, 61184, 66442, 66720, 76480, 88960, 91776, 99663, 106752, 114720, 132884, 133440, 152960, 166105, 177920, 183552, 199326, 229440, 265768, 266880, 305920, 332210, 398652, 458880, 498315, 531536, 533760, 664420, 797304, 917760, 996630, 1063072, 1328840, 1594608, 1993260, 2126144, 2657680, 3189216, 3986520, 4252288, 5315360, 6378432, 7973040, 8504576, 10630720, 12756864, 15946080, 21261440, 25513728, 31892160, 42522880, 63784320, 127568640]

約数ペア:

[(1, 127568640), (2, 63784320), (3, 42522880), (4, 31892160), (5, 25513728), (6, 21261440), (8, 15946080), (10, 12756864), (12, 10630720), (15, 8504576), (16, 7973040), (20, 6378432), (24, 5315360), (30, 4252288), (32, 3986520), (40, 3189216), (48, 2657680), (60, 2126144), (64, 1993260), (80, 1594608), (96, 1328840), (120, 1063072), (128, 996630), (139, 917760), (160, 797304), (192, 664420), (239, 533760), (240, 531536), (256, 498315), (278, 458880), (320, 398652), (384, 332210), (417, 305920), (478, 266880), (480, 265768), (556, 229440), (640, 199326), (695, 183552), (717, 177920), (768, 166105), (834, 152960), (956, 133440), (960, 132884), (1112, 114720), (1195, 106752), (1280, 99663), (1390, 91776), (1434, 88960), (1668, 76480), (1912, 66720), (1920, 66442), (2085, 61184), (2224, 57360), (2390, 53376), (2780, 45888), (2868, 44480), (3336, 38240), (3585, 35584), (3824, 33360), (3840, 33221), (4170, 30592), (4448, 28680), (4780, 26688), (5560, 22944), (5736, 22240), (6672, 19120), (7170, 17792), (7648, 16680), (8340, 15296), (8896, 14340), (9560, 13344), (11120, 11472)]