138944208

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{2081}}^1$

素因数の和:2212

約数の個数: 80

約数和(自身を含む): 390350016

約数和(自身を除く): 251405808

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 107, 156, 208, 214, 312, 321, 428, 624, 642, 856, 1284, 1391, 1712, 2081, 2568, 2782, 4162, 4173, 5136, 5564, 6243, 8324, 8346, 11128, 12486, 16648, 16692, 22256, 24972, 27053, 33296, 33384, 49944, 54106, 66768, 81159, 99888, 108212, 162318, 216424, 222667, 324636, 432848, 445334, 649272, 668001, 890668, 1298544, 1336002, 1781336, 2672004, 2894671, 3562672, 5344008, 5789342, 8684013, 10688016, 11578684, 17368026, 23157368, 34736052, 46314736, 69472104, 138944208]

約数ペア:

[(1, 138944208), (2, 69472104), (3, 46314736), (4, 34736052), (6, 23157368), (8, 17368026), (12, 11578684), (13, 10688016), (16, 8684013), (24, 5789342), (26, 5344008), (39, 3562672), (48, 2894671), (52, 2672004), (78, 1781336), (104, 1336002), (107, 1298544), (156, 890668), (208, 668001), (214, 649272), (312, 445334), (321, 432848), (428, 324636), (624, 222667), (642, 216424), (856, 162318), (1284, 108212), (1391, 99888), (1712, 81159), (2081, 66768), (2568, 54106), (2782, 49944), (4162, 33384), (4173, 33296), (5136, 27053), (5564, 24972), (6243, 22256), (8324, 16692), (8346, 16648), (11128, 12486)]