30756880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4993}}^1$

素因数の和:5024

約数の個数: 80

約数和(自身を含む): 89172864

約数和(自身を除く): 58415984

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 4993, 6160, 9986, 19972, 24965, 34951, 39944, 49930, 54923, 69902, 79888, 99860, 109846, 139804, 174755, 199720, 219692, 274615, 279608, 349510, 384461, 399440, 439384, 549230, 559216, 699020, 768922, 878768, 1098460, 1398040, 1537844, 1922305, 2196920, 2796080, 3075688, 3844610, 4393840, 6151376, 7689220, 15378440, 30756880]

約数ペア:

[(1, 30756880), (2, 15378440), (4, 7689220), (5, 6151376), (7, 4393840), (8, 3844610), (10, 3075688), (11, 2796080), (14, 2196920), (16, 1922305), (20, 1537844), (22, 1398040), (28, 1098460), (35, 878768), (40, 768922), (44, 699020), (55, 559216), (56, 549230), (70, 439384), (77, 399440), (80, 384461), (88, 349510), (110, 279608), (112, 274615), (140, 219692), (154, 199720), (176, 174755), (220, 139804), (280, 109846), (308, 99860), (385, 79888), (440, 69902), (560, 54923), (616, 49930), (770, 39944), (880, 34951), (1232, 24965), (1540, 19972), (3080, 9986), (4993, 6160)]