68640160

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{337}}^1$

素因数の和:438

約数の個数: 96

約数和(自身を含む): 173759040

約数和(自身を除く): 105118880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 67, 76, 80, 95, 134, 152, 160, 190, 268, 304, 335, 337, 380, 536, 608, 670, 674, 760, 1072, 1273, 1340, 1348, 1520, 1685, 2144, 2546, 2680, 2696, 3040, 3370, 5092, 5360, 5392, 6365, 6403, 6740, 10184, 10720, 10784, 12730, 12806, 13480, 20368, 22579, 25460, 25612, 26960, 32015, 40736, 45158, 50920, 51224, 53920, 64030, 90316, 101840, 102448, 112895, 128060, 180632, 203680, 204896, 225790, 256120, 361264, 429001, 451580, 512240, 722528, 858002, 903160, 1024480, 1716004, 1806320, 2145005, 3432008, 3612640, 4290010, 6864016, 8580020, 13728032, 17160040, 34320080, 68640160]

約数ペア:

[(1, 68640160), (2, 34320080), (4, 17160040), (5, 13728032), (8, 8580020), (10, 6864016), (16, 4290010), (19, 3612640), (20, 3432008), (32, 2145005), (38, 1806320), (40, 1716004), (67, 1024480), (76, 903160), (80, 858002), (95, 722528), (134, 512240), (152, 451580), (160, 429001), (190, 361264), (268, 256120), (304, 225790), (335, 204896), (337, 203680), (380, 180632), (536, 128060), (608, 112895), (670, 102448), (674, 101840), (760, 90316), (1072, 64030), (1273, 53920), (1340, 51224), (1348, 50920), (1520, 45158), (1685, 40736), (2144, 32015), (2546, 26960), (2680, 25612), (2696, 25460), (3040, 22579), (3370, 20368), (5092, 13480), (5360, 12806), (5392, 12730), (6365, 10784), (6403, 10720), (6740, 10184)]