31662720

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:287

約数の個数: 192

約数和(自身を含む): 114566400

約数和(自身を除く): 82903680

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, 128, 138, 144, 160, 180, 184, 192, 207, 230, 239, 240, 276, 288, 320, 345, 360, 368, 384, 414, 460, 478, 480, 552, 576, 640, 690, 717, 720, 736, 828, 920, 956, 960, 1035, 1104, 1152, 1195, 1380, 1434, 1440, 1472, 1656, 1840, 1912, 1920, 2070, 2151, 2208, 2390, 2760, 2868, 2880, 2944, 3312, 3585, 3680, 3824, 4140, 4302, 4416, 4780, 5497, 5520, 5736, 5760, 6624, 7170, 7360, 7648, 8280, 8604, 8832, 9560, 10755, 10994, 11040, 11472, 13248, 14340, 14720, 15296, 16491, 16560, 17208, 19120, 21510, 21988, 22080, 22944, 26496, 27485, 28680, 30592, 32982, 33120, 34416, 38240, 43020, 43976, 44160, 45888, 49473, 54970, 57360, 65964, 66240, 68832, 76480, 82455, 86040, 87952, 91776, 98946, 109940, 114720, 131928, 132480, 137664, 152960, 164910, 172080, 175904, 197892, 219880, 229440, 247365, 263856, 275328, 329820, 344160, 351808, 395784, 439760, 458880, 494730, 527712, 659640, 688320, 703616, 791568, 879520, 989460, 1055424, 1319280, 1376640, 1583136, 1759040, 1978920, 2110848, 2638560, 3166272, 3518080, 3957840, 5277120, 6332544, 7915680, 10554240, 15831360, 31662720]

約数ペア:

[(1, 31662720), (2, 15831360), (3, 10554240), (4, 7915680), (5, 6332544), (6, 5277120), (8, 3957840), (9, 3518080), (10, 3166272), (12, 2638560), (15, 2110848), (16, 1978920), (18, 1759040), (20, 1583136), (23, 1376640), (24, 1319280), (30, 1055424), (32, 989460), (36, 879520), (40, 791568), (45, 703616), (46, 688320), (48, 659640), (60, 527712), (64, 494730), (69, 458880), (72, 439760), (80, 395784), (90, 351808), (92, 344160), (96, 329820), (115, 275328), (120, 263856), (128, 247365), (138, 229440), (144, 219880), (160, 197892), (180, 175904), (184, 172080), (192, 164910), (207, 152960), (230, 137664), (239, 132480), (240, 131928), (276, 114720), (288, 109940), (320, 98946), (345, 91776), (360, 87952), (368, 86040), (384, 82455), (414, 76480), (460, 68832), (478, 66240), (480, 65964), (552, 57360), (576, 54970), (640, 49473), (690, 45888), (717, 44160), (720, 43976), (736, 43020), (828, 38240), (920, 34416), (956, 33120), (960, 32982), (1035, 30592), (1104, 28680), (1152, 27485), (1195, 26496), (1380, 22944), (1434, 22080), (1440, 21988), (1472, 21510), (1656, 19120), (1840, 17208), (1912, 16560), (1920, 16491), (2070, 15296), (2151, 14720), (2208, 14340), (2390, 13248), (2760, 11472), (2868, 11040), (2880, 10994), (2944, 10755), (3312, 9560), (3585, 8832), (3680, 8604), (3824, 8280), (4140, 7648), (4302, 7360), (4416, 7170), (4780, 6624), (5497, 5760), (5520, 5736)]