128333480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{1109}}^1$

素因数の和:1394

約数の個数: 64

約数和(自身を含む): 316483200

約数和(自身を除く): 188149720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 263, 440, 526, 1052, 1109, 1315, 2104, 2218, 2630, 2893, 4436, 5260, 5545, 5786, 8872, 10520, 11090, 11572, 12199, 14465, 22180, 23144, 24398, 28930, 44360, 48796, 57860, 60995, 97592, 115720, 121990, 243980, 291667, 487960, 583334, 1166668, 1458335, 2333336, 2916670, 3208337, 5833340, 6416674, 11666680, 12833348, 16041685, 25666696, 32083370, 64166740, 128333480]

約数ペア:

[(1, 128333480), (2, 64166740), (4, 32083370), (5, 25666696), (8, 16041685), (10, 12833348), (11, 11666680), (20, 6416674), (22, 5833340), (40, 3208337), (44, 2916670), (55, 2333336), (88, 1458335), (110, 1166668), (220, 583334), (263, 487960), (440, 291667), (526, 243980), (1052, 121990), (1109, 115720), (1315, 97592), (2104, 60995), (2218, 57860), (2630, 48796), (2893, 44360), (4436, 28930), (5260, 24398), (5545, 23144), (5786, 22180), (8872, 14465), (10520, 12199), (11090, 11572)]