240154880

素因数分解:

$2^8\times 5^1\times 7^3\times {\mathrm{547}}^1$

素因数の和:589

約数の個数: 144

約数和(自身を含む): 672067200

約数和(自身を除く): 431912320

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, 343, 392, 448, 490, 547, 560, 640, 686, 784, 896, 980, 1094, 1120, 1280, 1372, 1568, 1715, 1792, 1960, 2188, 2240, 2735, 2744, 3136, 3430, 3829, 3920, 4376, 4480, 5470, 5488, 6272, 6860, 7658, 7840, 8752, 8960, 10940, 10976, 12544, 13720, 15316, 15680, 17504, 19145, 21880, 21952, 26803, 27440, 30632, 31360, 35008, 38290, 43760, 43904, 53606, 54880, 61264, 62720, 70016, 76580, 87520, 87808, 107212, 109760, 122528, 134015, 140032, 153160, 175040, 187621, 214424, 219520, 245056, 268030, 306320, 350080, 375242, 428848, 439040, 490112, 536060, 612640, 700160, 750484, 857696, 938105, 980224, 1072120, 1225280, 1500968, 1715392, 1876210, 2144240, 2450560, 3001936, 3430784, 3752420, 4288480, 4901120, 6003872, 6861568, 7504840, 8576960, 12007744, 15009680, 17153920, 24015488, 30019360, 34307840, 48030976, 60038720, 120077440, 240154880]

約数ペア:

[(1, 240154880), (2, 120077440), (4, 60038720), (5, 48030976), (7, 34307840), (8, 30019360), (10, 24015488), (14, 17153920), (16, 15009680), (20, 12007744), (28, 8576960), (32, 7504840), (35, 6861568), (40, 6003872), (49, 4901120), (56, 4288480), (64, 3752420), (70, 3430784), (80, 3001936), (98, 2450560), (112, 2144240), (128, 1876210), (140, 1715392), (160, 1500968), (196, 1225280), (224, 1072120), (245, 980224), (256, 938105), (280, 857696), (320, 750484), (343, 700160), (392, 612640), (448, 536060), (490, 490112), (547, 439040), (560, 428848), (640, 375242), (686, 350080), (784, 306320), (896, 268030), (980, 245056), (1094, 219520), (1120, 214424), (1280, 187621), (1372, 175040), (1568, 153160), (1715, 140032), (1792, 134015), (1960, 122528), (2188, 109760), (2240, 107212), (2735, 87808), (2744, 87520), (3136, 76580), (3430, 70016), (3829, 62720), (3920, 61264), (4376, 54880), (4480, 53606), (5470, 43904), (5488, 43760), (6272, 38290), (6860, 35008), (7658, 31360), (7840, 30632), (8752, 27440), (8960, 26803), (10940, 21952), (10976, 21880), (12544, 19145), (13720, 17504), (15316, 15680)]