317222008

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 635627520

約数和(自身を除く): 318405512

約数列:

[1, 2, 4, 8, 31, 43, 62, 86, 124, 151, 172, 197, 248, 302, 344, 394, 604, 788, 1208, 1333, 1576, 2666, 4681, 5332, 6107, 6493, 8471, 9362, 10664, 12214, 12986, 16942, 18724, 24428, 25972, 29747, 33884, 37448, 48856, 51944, 59494, 67768, 118988, 201283, 237976, 262601, 402566, 525202, 805132, 922157, 1050404, 1279121, 1610264, 1844314, 2100808, 2558242, 3688628, 5116484, 7377256, 10232968, 39652751, 79305502, 158611004, 317222008]

約数ペア:

[(1, 317222008), (2, 158611004), (4, 79305502), (8, 39652751), (31, 10232968), (43, 7377256), (62, 5116484), (86, 3688628), (124, 2558242), (151, 2100808), (172, 1844314), (197, 1610264), (248, 1279121), (302, 1050404), (344, 922157), (394, 805132), (604, 525202), (788, 402566), (1208, 262601), (1333, 237976), (1576, 201283), (2666, 118988), (4681, 67768), (5332, 59494), (6107, 51944), (6493, 48856), (8471, 37448), (9362, 33884), (10664, 29747), (12214, 25972), (12986, 24428), (16942, 18724)]