2756280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 8386560

約数和(自身を除く): 5630280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 206, 223, 309, 412, 446, 515, 618, 669, 824, 892, 1030, 1115, 1236, 1338, 1545, 1784, 2060, 2230, 2472, 2676, 3090, 3345, 4120, 4460, 5352, 6180, 6690, 8920, 12360, 13380, 22969, 26760, 45938, 68907, 91876, 114845, 137814, 183752, 229690, 275628, 344535, 459380, 551256, 689070, 918760, 1378140, 2756280]

約数ペア:

[(1, 2756280), (2, 1378140), (3, 918760), (4, 689070), (5, 551256), (6, 459380), (8, 344535), (10, 275628), (12, 229690), (15, 183752), (20, 137814), (24, 114845), (30, 91876), (40, 68907), (60, 45938), (103, 26760), (120, 22969), (206, 13380), (223, 12360), (309, 8920), (412, 6690), (446, 6180), (515, 5352), (618, 4460), (669, 4120), (824, 3345), (892, 3090), (1030, 2676), (1115, 2472), (1236, 2230), (1338, 2060), (1545, 1784)]