38909520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4157}}^1$

素因数の和:4189

約数の個数: 120

約数和(自身を含む): 140756616

約数和(自身を除く): 101847096

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4157, 4680, 8314, 9360, 12471, 16628, 20785, 24942, 33256, 37413, 41570, 49884, 54041, 62355, 66512, 74826, 83140, 99768, 108082, 124710, 149652, 162123, 166280, 187065, 199536, 216164, 249420, 270205, 299304, 324246, 332560, 374130, 432328, 486369, 498840, 540410, 598608, 648492, 748260, 810615, 864656, 972738, 997680, 1080820, 1296984, 1496520, 1621230, 1945476, 2161640, 2431845, 2593968, 2993040, 3242460, 3890952, 4323280, 4863690, 6484920, 7781904, 9727380, 12969840, 19454760, 38909520]

約数ペア:

[(1, 38909520), (2, 19454760), (3, 12969840), (4, 9727380), (5, 7781904), (6, 6484920), (8, 4863690), (9, 4323280), (10, 3890952), (12, 3242460), (13, 2993040), (15, 2593968), (16, 2431845), (18, 2161640), (20, 1945476), (24, 1621230), (26, 1496520), (30, 1296984), (36, 1080820), (39, 997680), (40, 972738), (45, 864656), (48, 810615), (52, 748260), (60, 648492), (65, 598608), (72, 540410), (78, 498840), (80, 486369), (90, 432328), (104, 374130), (117, 332560), (120, 324246), (130, 299304), (144, 270205), (156, 249420), (180, 216164), (195, 199536), (208, 187065), (234, 166280), (240, 162123), (260, 149652), (312, 124710), (360, 108082), (390, 99768), (468, 83140), (520, 74826), (585, 66512), (624, 62355), (720, 54041), (780, 49884), (936, 41570), (1040, 37413), (1170, 33256), (1560, 24942), (1872, 20785), (2340, 16628), (3120, 12471), (4157, 9360), (4680, 8314)]