136143920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2179}}^1$

素因数の和:2274

約数の個数: 80

約数和(自身を含む): 350334720

約数和(自身を除く): 214190800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 71, 80, 88, 110, 142, 176, 220, 284, 355, 440, 568, 710, 781, 880, 1136, 1420, 1562, 2179, 2840, 3124, 3905, 4358, 5680, 6248, 7810, 8716, 10895, 12496, 15620, 17432, 21790, 23969, 31240, 34864, 43580, 47938, 62480, 87160, 95876, 119845, 154709, 174320, 191752, 239690, 309418, 383504, 479380, 618836, 773545, 958760, 1237672, 1547090, 1701799, 1917520, 2475344, 3094180, 3403598, 6188360, 6807196, 8508995, 12376720, 13614392, 17017990, 27228784, 34035980, 68071960, 136143920]

約数ペア:

[(1, 136143920), (2, 68071960), (4, 34035980), (5, 27228784), (8, 17017990), (10, 13614392), (11, 12376720), (16, 8508995), (20, 6807196), (22, 6188360), (40, 3403598), (44, 3094180), (55, 2475344), (71, 1917520), (80, 1701799), (88, 1547090), (110, 1237672), (142, 958760), (176, 773545), (220, 618836), (284, 479380), (355, 383504), (440, 309418), (568, 239690), (710, 191752), (781, 174320), (880, 154709), (1136, 119845), (1420, 95876), (1562, 87160), (2179, 62480), (2840, 47938), (3124, 43580), (3905, 34864), (4358, 31240), (5680, 23969), (6248, 21790), (7810, 17432), (8716, 15620), (10895, 12496)]