213471270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4027}}^1$

素因数の和:4090

約数の個数: 96

約数和(自身を含む): 603233280

約数和(自身を除く): 389762010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 31, 38, 45, 57, 62, 90, 93, 95, 114, 155, 171, 186, 190, 279, 285, 310, 342, 465, 558, 570, 589, 855, 930, 1178, 1395, 1710, 1767, 2790, 2945, 3534, 4027, 5301, 5890, 8054, 8835, 10602, 12081, 17670, 20135, 24162, 26505, 36243, 40270, 53010, 60405, 72486, 76513, 120810, 124837, 153026, 181215, 229539, 249674, 362430, 374511, 382565, 459078, 624185, 688617, 749022, 765130, 1123533, 1147695, 1248370, 1377234, 1872555, 2247066, 2295390, 2371903, 3443085, 3745110, 4743806, 5617665, 6886170, 7115709, 11235330, 11859515, 14231418, 21347127, 23719030, 35578545, 42694254, 71157090, 106735635, 213471270]

約数ペア:

[(1, 213471270), (2, 106735635), (3, 71157090), (5, 42694254), (6, 35578545), (9, 23719030), (10, 21347127), (15, 14231418), (18, 11859515), (19, 11235330), (30, 7115709), (31, 6886170), (38, 5617665), (45, 4743806), (57, 3745110), (62, 3443085), (90, 2371903), (93, 2295390), (95, 2247066), (114, 1872555), (155, 1377234), (171, 1248370), (186, 1147695), (190, 1123533), (279, 765130), (285, 749022), (310, 688617), (342, 624185), (465, 459078), (558, 382565), (570, 374511), (589, 362430), (855, 249674), (930, 229539), (1178, 181215), (1395, 153026), (1710, 124837), (1767, 120810), (2790, 76513), (2945, 72486), (3534, 60405), (4027, 53010), (5301, 40270), (5890, 36243), (8054, 26505), (8835, 24162), (10602, 20135), (12081, 17670)]