215298160

素因数分解:

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

素因数の和:5031

約数の個数: 120

約数和(自身を含む): 635356656

約数和(自身を除く): 420058496

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 176, 196, 220, 245, 280, 308, 385, 392, 440, 490, 539, 560, 616, 770, 784, 880, 980, 1078, 1232, 1540, 1960, 2156, 2695, 3080, 3920, 4312, 4993, 5390, 6160, 8624, 9986, 10780, 19972, 21560, 24965, 34951, 39944, 43120, 49930, 54923, 69902, 79888, 99860, 109846, 139804, 174755, 199720, 219692, 244657, 274615, 279608, 349510, 384461, 399440, 439384, 489314, 549230, 559216, 699020, 768922, 878768, 978628, 1098460, 1223285, 1398040, 1537844, 1922305, 1957256, 2196920, 2446570, 2691227, 2796080, 3075688, 3844610, 3914512, 4393840, 4893140, 5382454, 6151376, 7689220, 9786280, 10764908, 13456135, 15378440, 19572560, 21529816, 26912270, 30756880, 43059632, 53824540, 107649080, 215298160]

約数ペア:

[(1, 215298160), (2, 107649080), (4, 53824540), (5, 43059632), (7, 30756880), (8, 26912270), (10, 21529816), (11, 19572560), (14, 15378440), (16, 13456135), (20, 10764908), (22, 9786280), (28, 7689220), (35, 6151376), (40, 5382454), (44, 4893140), (49, 4393840), (55, 3914512), (56, 3844610), (70, 3075688), (77, 2796080), (80, 2691227), (88, 2446570), (98, 2196920), (110, 1957256), (112, 1922305), (140, 1537844), (154, 1398040), (176, 1223285), (196, 1098460), (220, 978628), (245, 878768), (280, 768922), (308, 699020), (385, 559216), (392, 549230), (440, 489314), (490, 439384), (539, 399440), (560, 384461), (616, 349510), (770, 279608), (784, 274615), (880, 244657), (980, 219692), (1078, 199720), (1232, 174755), (1540, 139804), (1960, 109846), (2156, 99860), (2695, 79888), (3080, 69902), (3920, 54923), (4312, 49930), (4993, 43120), (5390, 39944), (6160, 34951), (8624, 24965), (9986, 21560), (10780, 19972)]