644871792

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{2221}}^1$

素因数の和:2518

約数の個数: 80

約数和(自身を含む): 1745745408

約数和(自身を除く): 1100873616

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 263, 276, 368, 526, 552, 789, 1052, 1104, 1578, 2104, 2221, 3156, 4208, 4442, 6049, 6312, 6663, 8884, 12098, 12624, 13326, 17768, 18147, 24196, 26652, 35536, 36294, 48392, 51083, 53304, 72588, 96784, 102166, 106608, 145176, 153249, 204332, 290352, 306498, 408664, 584123, 612996, 817328, 1168246, 1225992, 1752369, 2336492, 2451984, 3504738, 4672984, 7009476, 9345968, 13434829, 14018952, 26869658, 28037904, 40304487, 53739316, 80608974, 107478632, 161217948, 214957264, 322435896, 644871792]

約数ペア:

[(1, 644871792), (2, 322435896), (3, 214957264), (4, 161217948), (6, 107478632), (8, 80608974), (12, 53739316), (16, 40304487), (23, 28037904), (24, 26869658), (46, 14018952), (48, 13434829), (69, 9345968), (92, 7009476), (138, 4672984), (184, 3504738), (263, 2451984), (276, 2336492), (368, 1752369), (526, 1225992), (552, 1168246), (789, 817328), (1052, 612996), (1104, 584123), (1578, 408664), (2104, 306498), (2221, 290352), (3156, 204332), (4208, 153249), (4442, 145176), (6049, 106608), (6312, 102166), (6663, 96784), (8884, 72588), (12098, 53304), (12624, 51083), (13326, 48392), (17768, 36294), (18147, 35536), (24196, 26652)]