355440640

素因数分解:

$2^{11}\times 5^1\times {\mathrm{103}}^1\times {\mathrm{337}}^1$

素因数の和:467

約数の個数: 96

約数和(自身を含む): 863684640

約数和(自身を除く): 508244000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 128, 160, 206, 256, 320, 337, 412, 512, 515, 640, 674, 824, 1024, 1030, 1280, 1348, 1648, 1685, 2048, 2060, 2560, 2696, 3296, 3370, 4120, 5120, 5392, 6592, 6740, 8240, 10240, 10784, 13184, 13480, 16480, 21568, 26368, 26960, 32960, 34711, 43136, 52736, 53920, 65920, 69422, 86272, 105472, 107840, 131840, 138844, 172544, 173555, 210944, 215680, 263680, 277688, 345088, 347110, 431360, 527360, 555376, 690176, 694220, 862720, 1054720, 1110752, 1388440, 1725440, 2221504, 2776880, 3450880, 4443008, 5553760, 8886016, 11107520, 17772032, 22215040, 35544064, 44430080, 71088128, 88860160, 177720320, 355440640]

約数ペア:

[(1, 355440640), (2, 177720320), (4, 88860160), (5, 71088128), (8, 44430080), (10, 35544064), (16, 22215040), (20, 17772032), (32, 11107520), (40, 8886016), (64, 5553760), (80, 4443008), (103, 3450880), (128, 2776880), (160, 2221504), (206, 1725440), (256, 1388440), (320, 1110752), (337, 1054720), (412, 862720), (512, 694220), (515, 690176), (640, 555376), (674, 527360), (824, 431360), (1024, 347110), (1030, 345088), (1280, 277688), (1348, 263680), (1648, 215680), (1685, 210944), (2048, 173555), (2060, 172544), (2560, 138844), (2696, 131840), (3296, 107840), (3370, 105472), (4120, 86272), (5120, 69422), (5392, 65920), (6592, 53920), (6740, 52736), (8240, 43136), (10240, 34711), (10784, 32960), (13184, 26960), (13480, 26368), (16480, 21568)]