72279040

素因数分解:

$2^{10}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{743}}^1$

素因数の和:787

約数の個数: 88

約数和(自身を含む): 182756160

約数和(自身を除く): 110477120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 743, 760, 1024, 1216, 1280, 1486, 1520, 2432, 2560, 2972, 3040, 3715, 4864, 5120, 5944, 6080, 7430, 9728, 11888, 12160, 14117, 14860, 19456, 23776, 24320, 28234, 29720, 47552, 48640, 56468, 59440, 70585, 95104, 97280, 112936, 118880, 141170, 190208, 225872, 237760, 282340, 380416, 451744, 475520, 564680, 760832, 903488, 951040, 1129360, 1806976, 1902080, 2258720, 3613952, 3804160, 4517440, 7227904, 9034880, 14455808, 18069760, 36139520, 72279040]

約数ペア:

[(1, 72279040), (2, 36139520), (4, 18069760), (5, 14455808), (8, 9034880), (10, 7227904), (16, 4517440), (19, 3804160), (20, 3613952), (32, 2258720), (38, 1902080), (40, 1806976), (64, 1129360), (76, 951040), (80, 903488), (95, 760832), (128, 564680), (152, 475520), (160, 451744), (190, 380416), (256, 282340), (304, 237760), (320, 225872), (380, 190208), (512, 141170), (608, 118880), (640, 112936), (743, 97280), (760, 95104), (1024, 70585), (1216, 59440), (1280, 56468), (1486, 48640), (1520, 47552), (2432, 29720), (2560, 28234), (2972, 24320), (3040, 23776), (3715, 19456), (4864, 14860), (5120, 14117), (5944, 12160), (6080, 11888), (7430, 9728)]