312657008

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{3307}}^1$

素因数の和:3645

約数の個数: 40

約数和(自身を含む): 639899520

約数和(自身を除く): 327242512

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 311, 622, 1244, 2488, 3307, 4976, 5909, 6614, 11818, 13228, 23636, 26456, 47272, 52912, 62833, 94544, 125666, 251332, 502664, 1005328, 1028477, 2056954, 4113908, 8227816, 16455632, 19541063, 39082126, 78164252, 156328504, 312657008]

約数ペア:

[(1, 312657008), (2, 156328504), (4, 78164252), (8, 39082126), (16, 19541063), (19, 16455632), (38, 8227816), (76, 4113908), (152, 2056954), (304, 1028477), (311, 1005328), (622, 502664), (1244, 251332), (2488, 125666), (3307, 94544), (4976, 62833), (5909, 52912), (6614, 47272), (11818, 26456), (13228, 23636)]