86781870

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{991}}^1$

素因数の和:1150

約数の個数: 96

約数和(自身を含む): 259983360

約数和(自身を除く): 173201490

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 139, 210, 278, 315, 417, 630, 695, 834, 973, 991, 1251, 1390, 1946, 1982, 2085, 2502, 2919, 2973, 4170, 4865, 4955, 5838, 5946, 6255, 6937, 8757, 8919, 9730, 9910, 12510, 13874, 14595, 14865, 17514, 17838, 20811, 29190, 29730, 34685, 41622, 43785, 44595, 62433, 69370, 87570, 89190, 104055, 124866, 137749, 208110, 275498, 312165, 413247, 624330, 688745, 826494, 964243, 1239741, 1377490, 1928486, 2066235, 2479482, 2892729, 4132470, 4821215, 5785458, 6198705, 8678187, 9642430, 12397410, 14463645, 17356374, 28927290, 43390935, 86781870]

約数ペア:

[(1, 86781870), (2, 43390935), (3, 28927290), (5, 17356374), (6, 14463645), (7, 12397410), (9, 9642430), (10, 8678187), (14, 6198705), (15, 5785458), (18, 4821215), (21, 4132470), (30, 2892729), (35, 2479482), (42, 2066235), (45, 1928486), (63, 1377490), (70, 1239741), (90, 964243), (105, 826494), (126, 688745), (139, 624330), (210, 413247), (278, 312165), (315, 275498), (417, 208110), (630, 137749), (695, 124866), (834, 104055), (973, 89190), (991, 87570), (1251, 69370), (1390, 62433), (1946, 44595), (1982, 43785), (2085, 41622), (2502, 34685), (2919, 29730), (2973, 29190), (4170, 20811), (4865, 17838), (4955, 17514), (5838, 14865), (5946, 14595), (6255, 13874), (6937, 12510), (8757, 9910), (8919, 9730)]