354913280

素因数分解:

$2^{10}\times 5^1\times {\mathrm{103}}^1\times {\mathrm{673}}^1$

素因数の和:801

約数の個数: 88

約数和(自身を含む): 860919072

約数和(自身を除く): 506005792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 128, 160, 206, 256, 320, 412, 512, 515, 640, 673, 824, 1024, 1030, 1280, 1346, 1648, 2060, 2560, 2692, 3296, 3365, 4120, 5120, 5384, 6592, 6730, 8240, 10768, 13184, 13460, 16480, 21536, 26368, 26920, 32960, 43072, 52736, 53840, 65920, 69319, 86144, 105472, 107680, 131840, 138638, 172288, 215360, 263680, 277276, 344576, 346595, 430720, 527360, 554552, 689152, 693190, 861440, 1109104, 1386380, 1722880, 2218208, 2772760, 3445760, 4436416, 5545520, 8872832, 11091040, 17745664, 22182080, 35491328, 44364160, 70982656, 88728320, 177456640, 354913280]

約数ペア:

[(1, 354913280), (2, 177456640), (4, 88728320), (5, 70982656), (8, 44364160), (10, 35491328), (16, 22182080), (20, 17745664), (32, 11091040), (40, 8872832), (64, 5545520), (80, 4436416), (103, 3445760), (128, 2772760), (160, 2218208), (206, 1722880), (256, 1386380), (320, 1109104), (412, 861440), (512, 693190), (515, 689152), (640, 554552), (673, 527360), (824, 430720), (1024, 346595), (1030, 344576), (1280, 277276), (1346, 263680), (1648, 215360), (2060, 172288), (2560, 138638), (2692, 131840), (3296, 107680), (3365, 105472), (4120, 86144), (5120, 69319), (5384, 65920), (6592, 53840), (6730, 52736), (8240, 43072), (10768, 32960), (13184, 26920), (13460, 26368), (16480, 21536)]