28867560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2207}}^1$

素因数の和:2330

約数の個数: 64

約数和(自身を含む): 87436800

約数和(自身を除く): 58569240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 109, 120, 218, 327, 436, 545, 654, 872, 1090, 1308, 1635, 2180, 2207, 2616, 3270, 4360, 4414, 6540, 6621, 8828, 11035, 13080, 13242, 17656, 22070, 26484, 33105, 44140, 52968, 66210, 88280, 132420, 240563, 264840, 481126, 721689, 962252, 1202815, 1443378, 1924504, 2405630, 2886756, 3608445, 4811260, 5773512, 7216890, 9622520, 14433780, 28867560]

約数ペア:

[(1, 28867560), (2, 14433780), (3, 9622520), (4, 7216890), (5, 5773512), (6, 4811260), (8, 3608445), (10, 2886756), (12, 2405630), (15, 1924504), (20, 1443378), (24, 1202815), (30, 962252), (40, 721689), (60, 481126), (109, 264840), (120, 240563), (218, 132420), (327, 88280), (436, 66210), (545, 52968), (654, 44140), (872, 33105), (1090, 26484), (1308, 22070), (1635, 17656), (2180, 13242), (2207, 13080), (2616, 11035), (3270, 8828), (4360, 6621), (4414, 6540)]