15378440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4993}}^1$

素因数の和:5022

約数の個数: 64

約数和(自身を含む): 43148160

約数和(自身を除く): 27769720

約数列:

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

約数ペア:

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