72191840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1499}}^1$

素因数の和:1564

約数の個数: 96

約数和(自身を含む): 199584000

約数和(自身を除く): 127392160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 70, 80, 86, 112, 140, 160, 172, 215, 224, 280, 301, 344, 430, 560, 602, 688, 860, 1120, 1204, 1376, 1499, 1505, 1720, 2408, 2998, 3010, 3440, 4816, 5996, 6020, 6880, 7495, 9632, 10493, 11992, 12040, 14990, 20986, 23984, 24080, 29980, 41972, 47968, 48160, 52465, 59960, 64457, 83944, 104930, 119920, 128914, 167888, 209860, 239840, 257828, 322285, 335776, 419720, 451199, 515656, 644570, 839440, 902398, 1031312, 1289140, 1678880, 1804796, 2062624, 2255995, 2578280, 3609592, 4511990, 5156560, 7219184, 9023980, 10313120, 14438368, 18047960, 36095920, 72191840]

約数ペア:

[(1, 72191840), (2, 36095920), (4, 18047960), (5, 14438368), (7, 10313120), (8, 9023980), (10, 7219184), (14, 5156560), (16, 4511990), (20, 3609592), (28, 2578280), (32, 2255995), (35, 2062624), (40, 1804796), (43, 1678880), (56, 1289140), (70, 1031312), (80, 902398), (86, 839440), (112, 644570), (140, 515656), (160, 451199), (172, 419720), (215, 335776), (224, 322285), (280, 257828), (301, 239840), (344, 209860), (430, 167888), (560, 128914), (602, 119920), (688, 104930), (860, 83944), (1120, 64457), (1204, 59960), (1376, 52465), (1499, 48160), (1505, 47968), (1720, 41972), (2408, 29980), (2998, 24080), (3010, 23984), (3440, 20986), (4816, 14990), (5996, 12040), (6020, 11992), (6880, 10493), (7495, 9632)]