208731120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{449}}^1$

素因数の和:627

約数の個数: 160

約数和(自身を含む): 703080000

約数和(自身を除く): 494348880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 149, 156, 195, 208, 240, 260, 298, 312, 390, 447, 449, 520, 596, 624, 745, 780, 894, 898, 1040, 1192, 1347, 1490, 1560, 1788, 1796, 1937, 2235, 2245, 2384, 2694, 2980, 3120, 3576, 3592, 3874, 4470, 4490, 5388, 5811, 5837, 5960, 6735, 7152, 7184, 7748, 8940, 8980, 9685, 10776, 11622, 11674, 11920, 13470, 15496, 17511, 17880, 17960, 19370, 21552, 23244, 23348, 26940, 29055, 29185, 30992, 35022, 35760, 35920, 38740, 46488, 46696, 53880, 58110, 58370, 66901, 70044, 77480, 87555, 92976, 93392, 107760, 116220, 116740, 133802, 140088, 154960, 175110, 200703, 232440, 233480, 267604, 280176, 334505, 350220, 401406, 464880, 466960, 535208, 669010, 700440, 802812, 869713, 1003515, 1070416, 1338020, 1400880, 1605624, 1739426, 2007030, 2609139, 2676040, 3211248, 3478852, 4014060, 4348565, 5218278, 5352080, 6957704, 8028120, 8697130, 10436556, 13045695, 13915408, 16056240, 17394260, 20873112, 26091390, 34788520, 41746224, 52182780, 69577040, 104365560, 208731120]

約数ペア:

[(1, 208731120), (2, 104365560), (3, 69577040), (4, 52182780), (5, 41746224), (6, 34788520), (8, 26091390), (10, 20873112), (12, 17394260), (13, 16056240), (15, 13915408), (16, 13045695), (20, 10436556), (24, 8697130), (26, 8028120), (30, 6957704), (39, 5352080), (40, 5218278), (48, 4348565), (52, 4014060), (60, 3478852), (65, 3211248), (78, 2676040), (80, 2609139), (104, 2007030), (120, 1739426), (130, 1605624), (149, 1400880), (156, 1338020), (195, 1070416), (208, 1003515), (240, 869713), (260, 802812), (298, 700440), (312, 669010), (390, 535208), (447, 466960), (449, 464880), (520, 401406), (596, 350220), (624, 334505), (745, 280176), (780, 267604), (894, 233480), (898, 232440), (1040, 200703), (1192, 175110), (1347, 154960), (1490, 140088), (1560, 133802), (1788, 116740), (1796, 116220), (1937, 107760), (2235, 93392), (2245, 92976), (2384, 87555), (2694, 77480), (2980, 70044), (3120, 66901), (3576, 58370), (3592, 58110), (3874, 53880), (4470, 46696), (4490, 46488), (5388, 38740), (5811, 35920), (5837, 35760), (5960, 35022), (6735, 30992), (7152, 29185), (7184, 29055), (7748, 26940), (8940, 23348), (8980, 23244), (9685, 21552), (10776, 19370), (11622, 17960), (11674, 17880), (11920, 17511), (13470, 15496)]