73870720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1499}}^1$

素因数の和:1536

約数の個数: 128

約数和(自身を含む): 220320000

約数和(自身を除く): 146449280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 640, 704, 770, 880, 896, 1120, 1232, 1408, 1499, 1540, 1760, 2240, 2464, 2998, 3080, 3520, 4480, 4928, 5996, 6160, 7040, 7495, 9856, 10493, 11992, 12320, 14990, 16489, 20986, 23984, 24640, 29980, 32978, 41972, 47968, 49280, 52465, 59960, 65956, 82445, 83944, 95936, 104930, 115423, 119920, 131912, 164890, 167888, 191872, 209860, 230846, 239840, 263824, 329780, 335776, 419720, 461692, 479680, 527648, 577115, 659560, 671552, 839440, 923384, 959360, 1055296, 1154230, 1319120, 1343104, 1678880, 1846768, 2110592, 2308460, 2638240, 3357760, 3693536, 4616920, 5276480, 6715520, 7387072, 9233840, 10552960, 14774144, 18467680, 36935360, 73870720]

約数ペア:

[(1, 73870720), (2, 36935360), (4, 18467680), (5, 14774144), (7, 10552960), (8, 9233840), (10, 7387072), (11, 6715520), (14, 5276480), (16, 4616920), (20, 3693536), (22, 3357760), (28, 2638240), (32, 2308460), (35, 2110592), (40, 1846768), (44, 1678880), (55, 1343104), (56, 1319120), (64, 1154230), (70, 1055296), (77, 959360), (80, 923384), (88, 839440), (110, 671552), (112, 659560), (128, 577115), (140, 527648), (154, 479680), (160, 461692), (176, 419720), (220, 335776), (224, 329780), (280, 263824), (308, 239840), (320, 230846), (352, 209860), (385, 191872), (440, 167888), (448, 164890), (560, 131912), (616, 119920), (640, 115423), (704, 104930), (770, 95936), (880, 83944), (896, 82445), (1120, 65956), (1232, 59960), (1408, 52465), (1499, 49280), (1540, 47968), (1760, 41972), (2240, 32978), (2464, 29980), (2998, 24640), (3080, 23984), (3520, 20986), (4480, 16489), (4928, 14990), (5996, 12320), (6160, 11992), (7040, 10493), (7495, 9856)]