31218810

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3163}}^1$

素因数の和:3227

約数の個数: 64

約数和(自身を含む): 87478272

約数和(自身を除く): 56259462

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 47, 70, 94, 105, 141, 210, 235, 282, 329, 470, 658, 705, 987, 1410, 1645, 1974, 3163, 3290, 4935, 6326, 9489, 9870, 15815, 18978, 22141, 31630, 44282, 47445, 66423, 94890, 110705, 132846, 148661, 221410, 297322, 332115, 445983, 664230, 743305, 891966, 1040627, 1486610, 2081254, 2229915, 3121881, 4459830, 5203135, 6243762, 10406270, 15609405, 31218810]

約数ペア:

[(1, 31218810), (2, 15609405), (3, 10406270), (5, 6243762), (6, 5203135), (7, 4459830), (10, 3121881), (14, 2229915), (15, 2081254), (21, 1486610), (30, 1040627), (35, 891966), (42, 743305), (47, 664230), (70, 445983), (94, 332115), (105, 297322), (141, 221410), (210, 148661), (235, 132846), (282, 110705), (329, 94890), (470, 66423), (658, 47445), (705, 44282), (987, 31630), (1410, 22141), (1645, 18978), (1974, 15815), (3163, 9870), (3290, 9489), (4935, 6326)]