287355440

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{24107}}^1$

素因数の和:24269

約数の個数: 40

約数和(自身を含む): 672613200

約数和(自身を除く): 385257760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2980, 5960, 11920, 24107, 48214, 96428, 120535, 192856, 241070, 385712, 482140, 964280, 1928560, 3591943, 7183886, 14367772, 17959715, 28735544, 35919430, 57471088, 71838860, 143677720, 287355440]

約数ペア:

[(1, 287355440), (2, 143677720), (4, 71838860), (5, 57471088), (8, 35919430), (10, 28735544), (16, 17959715), (20, 14367772), (40, 7183886), (80, 3591943), (149, 1928560), (298, 964280), (596, 482140), (745, 385712), (1192, 241070), (1490, 192856), (2384, 120535), (2980, 96428), (5960, 48214), (11920, 24107)]