84306280

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:466

約数の個数: 64

約数和(自身を含む): 195048000

約数和(自身を除く): 110741720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 139, 236, 257, 278, 295, 472, 514, 556, 590, 695, 1028, 1112, 1180, 1285, 1390, 2056, 2360, 2570, 2780, 5140, 5560, 8201, 10280, 15163, 16402, 30326, 32804, 35723, 41005, 60652, 65608, 71446, 75815, 82010, 121304, 142892, 151630, 164020, 178615, 285784, 303260, 328040, 357230, 606520, 714460, 1428920, 2107657, 4215314, 8430628, 10538285, 16861256, 21076570, 42153140, 84306280]

約数ペア:

[(1, 84306280), (2, 42153140), (4, 21076570), (5, 16861256), (8, 10538285), (10, 8430628), (20, 4215314), (40, 2107657), (59, 1428920), (118, 714460), (139, 606520), (236, 357230), (257, 328040), (278, 303260), (295, 285784), (472, 178615), (514, 164020), (556, 151630), (590, 142892), (695, 121304), (1028, 82010), (1112, 75815), (1180, 71446), (1285, 65608), (1390, 60652), (2056, 41005), (2360, 35723), (2570, 32804), (2780, 30326), (5140, 16402), (5560, 15163), (8201, 10280)]