289082920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{14143}}^1$

素因数の和:14234

約数の個数: 64

約数和(自身を含む): 753592320

約数和(自身を除く): 464509400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2555, 2920, 4088, 5110, 10220, 14143, 20440, 28286, 56572, 70715, 99001, 113144, 141430, 198002, 282860, 396004, 495005, 565720, 792008, 990010, 1032439, 1980020, 2064878, 3960040, 4129756, 5162195, 7227073, 8259512, 10324390, 14454146, 20648780, 28908292, 36135365, 41297560, 57816584, 72270730, 144541460, 289082920]

約数ペア:

[(1, 289082920), (2, 144541460), (4, 72270730), (5, 57816584), (7, 41297560), (8, 36135365), (10, 28908292), (14, 20648780), (20, 14454146), (28, 10324390), (35, 8259512), (40, 7227073), (56, 5162195), (70, 4129756), (73, 3960040), (140, 2064878), (146, 1980020), (280, 1032439), (292, 990010), (365, 792008), (511, 565720), (584, 495005), (730, 396004), (1022, 282860), (1460, 198002), (2044, 141430), (2555, 113144), (2920, 99001), (4088, 70715), (5110, 56572), (10220, 28286), (14143, 20440)]