78716960

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1049}}^1$

素因数の和:1138

約数の個数: 96

約数和(自身を含む): 215913600

約数和(自身を除く): 137196640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 67, 70, 80, 112, 134, 140, 160, 224, 268, 280, 335, 469, 536, 560, 670, 938, 1049, 1072, 1120, 1340, 1876, 2098, 2144, 2345, 2680, 3752, 4196, 4690, 5245, 5360, 7343, 7504, 8392, 9380, 10490, 10720, 14686, 15008, 16784, 18760, 20980, 29372, 33568, 36715, 37520, 41960, 58744, 70283, 73430, 75040, 83920, 117488, 140566, 146860, 167840, 234976, 281132, 293720, 351415, 491981, 562264, 587440, 702830, 983962, 1124528, 1174880, 1405660, 1967924, 2249056, 2459905, 2811320, 3935848, 4919810, 5622640, 7871696, 9839620, 11245280, 15743392, 19679240, 39358480, 78716960]

約数ペア:

[(1, 78716960), (2, 39358480), (4, 19679240), (5, 15743392), (7, 11245280), (8, 9839620), (10, 7871696), (14, 5622640), (16, 4919810), (20, 3935848), (28, 2811320), (32, 2459905), (35, 2249056), (40, 1967924), (56, 1405660), (67, 1174880), (70, 1124528), (80, 983962), (112, 702830), (134, 587440), (140, 562264), (160, 491981), (224, 351415), (268, 293720), (280, 281132), (335, 234976), (469, 167840), (536, 146860), (560, 140566), (670, 117488), (938, 83920), (1049, 75040), (1072, 73430), (1120, 70283), (1340, 58744), (1876, 41960), (2098, 37520), (2144, 36715), (2345, 33568), (2680, 29372), (3752, 20980), (4196, 18760), (4690, 16784), (5245, 15008), (5360, 14686), (7343, 10720), (7504, 10490), (8392, 9380)]