68615680

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{547}}^1$

素因数の和:584

約数の個数: 120

約数和(自身を含む): 191726568

約数和(自身を除く): 123110888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 547, 560, 640, 784, 896, 980, 1094, 1120, 1280, 1568, 1792, 1960, 2188, 2240, 2560, 2735, 3136, 3584, 3829, 3920, 4376, 4480, 5470, 6272, 7658, 7840, 8752, 8960, 10940, 12544, 15316, 15680, 17504, 17920, 19145, 21880, 25088, 26803, 30632, 31360, 35008, 38290, 43760, 53606, 61264, 62720, 70016, 76580, 87520, 107212, 122528, 125440, 134015, 140032, 153160, 175040, 214424, 245056, 268030, 280064, 306320, 350080, 428848, 490112, 536060, 612640, 700160, 857696, 980224, 1072120, 1225280, 1400320, 1715392, 1960448, 2144240, 2450560, 3430784, 4288480, 4901120, 6861568, 8576960, 9802240, 13723136, 17153920, 34307840, 68615680]

約数ペア:

[(1, 68615680), (2, 34307840), (4, 17153920), (5, 13723136), (7, 9802240), (8, 8576960), (10, 6861568), (14, 4901120), (16, 4288480), (20, 3430784), (28, 2450560), (32, 2144240), (35, 1960448), (40, 1715392), (49, 1400320), (56, 1225280), (64, 1072120), (70, 980224), (80, 857696), (98, 700160), (112, 612640), (128, 536060), (140, 490112), (160, 428848), (196, 350080), (224, 306320), (245, 280064), (256, 268030), (280, 245056), (320, 214424), (392, 175040), (448, 153160), (490, 140032), (512, 134015), (547, 125440), (560, 122528), (640, 107212), (784, 87520), (896, 76580), (980, 70016), (1094, 62720), (1120, 61264), (1280, 53606), (1568, 43760), (1792, 38290), (1960, 35008), (2188, 31360), (2240, 30632), (2560, 26803), (2735, 25088), (3136, 21880), (3584, 19145), (3829, 17920), (3920, 17504), (4376, 15680), (4480, 15316), (5470, 12544), (6272, 10940), (7658, 8960), (7840, 8752)]