143555440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{256349}}^1$

素因数の和:256369

約数の個数: 40

約数和(自身を含む): 381448800

約数和(自身を除く): 237893360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 256349, 512698, 1025396, 1281745, 1794443, 2050792, 2563490, 3588886, 4101584, 5126980, 7177772, 8972215, 10253960, 14355544, 17944430, 20507920, 28711088, 35888860, 71777720, 143555440]

約数ペア:

[(1, 143555440), (2, 71777720), (4, 35888860), (5, 28711088), (7, 20507920), (8, 17944430), (10, 14355544), (14, 10253960), (16, 8972215), (20, 7177772), (28, 5126980), (35, 4101584), (40, 3588886), (56, 2563490), (70, 2050792), (80, 1794443), (112, 1281745), (140, 1025396), (280, 512698), (560, 256349)]