42832640

素因数分解:

$2^8\times 5^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:437

約数の個数: 72

約数和(自身を含む): 103876080

約数和(自身を除く): 61043440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 218, 256, 307, 320, 436, 545, 614, 640, 872, 1090, 1228, 1280, 1535, 1744, 2180, 2456, 3070, 3488, 4360, 4912, 6140, 6976, 8720, 9824, 12280, 13952, 17440, 19648, 24560, 27904, 33463, 34880, 39296, 49120, 66926, 69760, 78592, 98240, 133852, 139520, 167315, 196480, 267704, 334630, 392960, 535408, 669260, 1070816, 1338520, 2141632, 2677040, 4283264, 5354080, 8566528, 10708160, 21416320, 42832640]

約数ペア:

[(1, 42832640), (2, 21416320), (4, 10708160), (5, 8566528), (8, 5354080), (10, 4283264), (16, 2677040), (20, 2141632), (32, 1338520), (40, 1070816), (64, 669260), (80, 535408), (109, 392960), (128, 334630), (160, 267704), (218, 196480), (256, 167315), (307, 139520), (320, 133852), (436, 98240), (545, 78592), (614, 69760), (640, 66926), (872, 49120), (1090, 39296), (1228, 34880), (1280, 33463), (1535, 27904), (1744, 24560), (2180, 19648), (2456, 17440), (3070, 13952), (3488, 12280), (4360, 9824), (4912, 8720), (6140, 6976)]