69399990

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7789}}^1$

素因数の和:7819

約数の個数: 80

約数和(自身を含む): 203599440

約数和(自身を除く): 134199450

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 81, 90, 99, 110, 135, 162, 165, 198, 270, 297, 330, 405, 495, 594, 810, 891, 990, 1485, 1782, 2970, 4455, 7789, 8910, 15578, 23367, 38945, 46734, 70101, 77890, 85679, 116835, 140202, 171358, 210303, 233670, 257037, 350505, 420606, 428395, 514074, 630909, 701010, 771111, 856790, 1051515, 1261818, 1285185, 1542222, 2103030, 2313333, 2570370, 3154545, 3855555, 4626666, 6309090, 6939999, 7711110, 11566665, 13879998, 23133330, 34699995, 69399990]

約数ペア:

[(1, 69399990), (2, 34699995), (3, 23133330), (5, 13879998), (6, 11566665), (9, 7711110), (10, 6939999), (11, 6309090), (15, 4626666), (18, 3855555), (22, 3154545), (27, 2570370), (30, 2313333), (33, 2103030), (45, 1542222), (54, 1285185), (55, 1261818), (66, 1051515), (81, 856790), (90, 771111), (99, 701010), (110, 630909), (135, 514074), (162, 428395), (165, 420606), (198, 350505), (270, 257037), (297, 233670), (330, 210303), (405, 171358), (495, 140202), (594, 116835), (810, 85679), (891, 77890), (990, 70101), (1485, 46734), (1782, 38945), (2970, 23367), (4455, 15578), (7789, 8910)]