15831360

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:285

約数の個数: 168

約数和(自身を含む): 57058560

約数和(自身を除く): 41227200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 64, 69, 72, 80, 90, 92, 96, 115, 120, 138, 144, 160, 180, 184, 192, 207, 230, 239, 240, 276, 288, 320, 345, 360, 368, 414, 460, 478, 480, 552, 576, 690, 717, 720, 736, 828, 920, 956, 960, 1035, 1104, 1195, 1380, 1434, 1440, 1472, 1656, 1840, 1912, 2070, 2151, 2208, 2390, 2760, 2868, 2880, 3312, 3585, 3680, 3824, 4140, 4302, 4416, 4780, 5497, 5520, 5736, 6624, 7170, 7360, 7648, 8280, 8604, 9560, 10755, 10994, 11040, 11472, 13248, 14340, 15296, 16491, 16560, 17208, 19120, 21510, 21988, 22080, 22944, 27485, 28680, 32982, 33120, 34416, 38240, 43020, 43976, 45888, 49473, 54970, 57360, 65964, 66240, 68832, 76480, 82455, 86040, 87952, 98946, 109940, 114720, 131928, 137664, 164910, 172080, 175904, 197892, 219880, 229440, 247365, 263856, 329820, 344160, 351808, 395784, 439760, 494730, 527712, 659640, 688320, 791568, 879520, 989460, 1055424, 1319280, 1583136, 1759040, 1978920, 2638560, 3166272, 3957840, 5277120, 7915680, 15831360]

約数ペア:

[(1, 15831360), (2, 7915680), (3, 5277120), (4, 3957840), (5, 3166272), (6, 2638560), (8, 1978920), (9, 1759040), (10, 1583136), (12, 1319280), (15, 1055424), (16, 989460), (18, 879520), (20, 791568), (23, 688320), (24, 659640), (30, 527712), (32, 494730), (36, 439760), (40, 395784), (45, 351808), (46, 344160), (48, 329820), (60, 263856), (64, 247365), (69, 229440), (72, 219880), (80, 197892), (90, 175904), (92, 172080), (96, 164910), (115, 137664), (120, 131928), (138, 114720), (144, 109940), (160, 98946), (180, 87952), (184, 86040), (192, 82455), (207, 76480), (230, 68832), (239, 66240), (240, 65964), (276, 57360), (288, 54970), (320, 49473), (345, 45888), (360, 43976), (368, 43020), (414, 38240), (460, 34416), (478, 33120), (480, 32982), (552, 28680), (576, 27485), (690, 22944), (717, 22080), (720, 21988), (736, 21510), (828, 19120), (920, 17208), (956, 16560), (960, 16491), (1035, 15296), (1104, 14340), (1195, 13248), (1380, 11472), (1434, 11040), (1440, 10994), (1472, 10755), (1656, 9560), (1840, 8604), (1912, 8280), (2070, 7648), (2151, 7360), (2208, 7170), (2390, 6624), (2760, 5736), (2868, 5520), (2880, 5497), (3312, 4780), (3585, 4416), (3680, 4302), (3824, 4140)]