78435810

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{449}}^1\times {\mathrm{647}}^1$

素因数の和:1112

約数の個数: 64

約数和(自身を含む): 209952000

約数和(自身を除く): 131516190

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 449, 647, 898, 1294, 1347, 1941, 2245, 2694, 3235, 3882, 4041, 4490, 5823, 6470, 6735, 8082, 9705, 11646, 12123, 13470, 17469, 19410, 20205, 24246, 29115, 34938, 40410, 58230, 60615, 87345, 121230, 174690, 290503, 581006, 871509, 1452515, 1743018, 2614527, 2905030, 4357545, 5229054, 7843581, 8715090, 13072635, 15687162, 26145270, 39217905, 78435810]

約数ペア:

[(1, 78435810), (2, 39217905), (3, 26145270), (5, 15687162), (6, 13072635), (9, 8715090), (10, 7843581), (15, 5229054), (18, 4357545), (27, 2905030), (30, 2614527), (45, 1743018), (54, 1452515), (90, 871509), (135, 581006), (270, 290503), (449, 174690), (647, 121230), (898, 87345), (1294, 60615), (1347, 58230), (1941, 40410), (2245, 34938), (2694, 29115), (3235, 24246), (3882, 20205), (4041, 19410), (4490, 17469), (5823, 13470), (6470, 12123), (6735, 11646), (8082, 9705)]