15323480

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 36115200

約数和(自身を除く): 20791720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 59, 86, 118, 151, 172, 215, 236, 295, 302, 344, 430, 472, 590, 604, 755, 860, 1180, 1208, 1510, 1720, 2360, 2537, 3020, 5074, 6040, 6493, 8909, 10148, 12685, 12986, 17818, 20296, 25370, 25972, 32465, 35636, 44545, 50740, 51944, 64930, 71272, 89090, 101480, 129860, 178180, 259720, 356360, 383087, 766174, 1532348, 1915435, 3064696, 3830870, 7661740, 15323480]

約数ペア:

[(1, 15323480), (2, 7661740), (4, 3830870), (5, 3064696), (8, 1915435), (10, 1532348), (20, 766174), (40, 383087), (43, 356360), (59, 259720), (86, 178180), (118, 129860), (151, 101480), (172, 89090), (215, 71272), (236, 64930), (295, 51944), (302, 50740), (344, 44545), (430, 35636), (472, 32465), (590, 25972), (604, 25370), (755, 20296), (860, 17818), (1180, 12986), (1208, 12685), (1510, 10148), (1720, 8909), (2360, 6493), (2537, 6040), (3020, 5074)]