789210

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:132

約数の個数: 64

約数和(自身を含む): 2188800

約数和(自身を除く): 1399590

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 54, 74, 79, 90, 111, 135, 158, 185, 222, 237, 270, 333, 370, 395, 474, 555, 666, 711, 790, 999, 1110, 1185, 1422, 1665, 1998, 2133, 2370, 2923, 3330, 3555, 4266, 4995, 5846, 7110, 8769, 9990, 10665, 14615, 17538, 21330, 26307, 29230, 43845, 52614, 78921, 87690, 131535, 157842, 263070, 394605, 789210]

約数ペア:

[(1, 789210), (2, 394605), (3, 263070), (5, 157842), (6, 131535), (9, 87690), (10, 78921), (15, 52614), (18, 43845), (27, 29230), (30, 26307), (37, 21330), (45, 17538), (54, 14615), (74, 10665), (79, 9990), (90, 8769), (111, 7110), (135, 5846), (158, 4995), (185, 4266), (222, 3555), (237, 3330), (270, 2923), (333, 2370), (370, 2133), (395, 1998), (474, 1665), (555, 1422), (666, 1185), (711, 1110), (790, 999)]