645099408

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{263521}}^1$

素因数の和:263552

約数の個数: 60

約数和(自身を含む): 1911588588

約数和(自身を除く): 1266489180

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 102, 136, 144, 153, 204, 272, 306, 408, 612, 816, 1224, 2448, 263521, 527042, 790563, 1054084, 1581126, 2108168, 2371689, 3162252, 4216336, 4479857, 4743378, 6324504, 8959714, 9486756, 12649008, 13439571, 17919428, 18973512, 26879142, 35838856, 37947024, 40318713, 53758284, 71677712, 80637426, 107516568, 161274852, 215033136, 322549704, 645099408]

約数ペア:

[(1, 645099408), (2, 322549704), (3, 215033136), (4, 161274852), (6, 107516568), (8, 80637426), (9, 71677712), (12, 53758284), (16, 40318713), (17, 37947024), (18, 35838856), (24, 26879142), (34, 18973512), (36, 17919428), (48, 13439571), (51, 12649008), (68, 9486756), (72, 8959714), (102, 6324504), (136, 4743378), (144, 4479857), (153, 4216336), (204, 3162252), (272, 2371689), (306, 2108168), (408, 1581126), (612, 1054084), (816, 790563), (1224, 527042), (2448, 263521)]