129312720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{457}}^1$

素因数の和:610

約数の個数: 160

約数和(自身を含む): 449792640

約数和(自身を除く): 320479920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 131, 135, 144, 180, 216, 240, 262, 270, 360, 393, 432, 457, 524, 540, 655, 720, 786, 914, 1048, 1080, 1179, 1310, 1371, 1572, 1828, 1965, 2096, 2160, 2285, 2358, 2620, 2742, 3144, 3537, 3656, 3930, 4113, 4570, 4716, 5240, 5484, 5895, 6288, 6855, 7074, 7312, 7860, 8226, 9140, 9432, 10480, 10968, 11790, 12339, 13710, 14148, 15720, 16452, 17685, 18280, 18864, 20565, 21936, 23580, 24678, 27420, 28296, 31440, 32904, 35370, 36560, 41130, 47160, 49356, 54840, 56592, 59867, 61695, 65808, 70740, 82260, 94320, 98712, 109680, 119734, 123390, 141480, 164520, 179601, 197424, 239468, 246780, 282960, 299335, 329040, 359202, 478936, 493560, 538803, 598670, 718404, 898005, 957872, 987120, 1077606, 1197340, 1436808, 1616409, 1796010, 2155212, 2394680, 2694015, 2873616, 3232818, 3592020, 4310424, 4789360, 5388030, 6465636, 7184040, 8082045, 8620848, 10776060, 12931272, 14368080, 16164090, 21552120, 25862544, 32328180, 43104240, 64656360, 129312720]

約数ペア:

[(1, 129312720), (2, 64656360), (3, 43104240), (4, 32328180), (5, 25862544), (6, 21552120), (8, 16164090), (9, 14368080), (10, 12931272), (12, 10776060), (15, 8620848), (16, 8082045), (18, 7184040), (20, 6465636), (24, 5388030), (27, 4789360), (30, 4310424), (36, 3592020), (40, 3232818), (45, 2873616), (48, 2694015), (54, 2394680), (60, 2155212), (72, 1796010), (80, 1616409), (90, 1436808), (108, 1197340), (120, 1077606), (131, 987120), (135, 957872), (144, 898005), (180, 718404), (216, 598670), (240, 538803), (262, 493560), (270, 478936), (360, 359202), (393, 329040), (432, 299335), (457, 282960), (524, 246780), (540, 239468), (655, 197424), (720, 179601), (786, 164520), (914, 141480), (1048, 123390), (1080, 119734), (1179, 109680), (1310, 98712), (1371, 94320), (1572, 82260), (1828, 70740), (1965, 65808), (2096, 61695), (2160, 59867), (2285, 56592), (2358, 54840), (2620, 49356), (2742, 47160), (3144, 41130), (3537, 36560), (3656, 35370), (3930, 32904), (4113, 31440), (4570, 28296), (4716, 27420), (5240, 24678), (5484, 23580), (5895, 21936), (6288, 20565), (6855, 18864), (7074, 18280), (7312, 17685), (7860, 16452), (8226, 15720), (9140, 14148), (9432, 13710), (10480, 12339), (10968, 11790)]