78954880

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:232

約数の個数: 128

約数和(自身を含む): 204652800

約数和(自身を除く): 125697920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 43, 64, 76, 80, 86, 95, 128, 151, 152, 160, 172, 190, 215, 302, 304, 320, 344, 380, 430, 604, 608, 640, 688, 755, 760, 817, 860, 1208, 1216, 1376, 1510, 1520, 1634, 1720, 2416, 2432, 2752, 2869, 3020, 3040, 3268, 3440, 4085, 4832, 5504, 5738, 6040, 6080, 6493, 6536, 6880, 8170, 9664, 11476, 12080, 12160, 12986, 13072, 13760, 14345, 16340, 19328, 22952, 24160, 25972, 26144, 27520, 28690, 32465, 32680, 45904, 48320, 51944, 52288, 57380, 64930, 65360, 91808, 96640, 103888, 104576, 114760, 123367, 129860, 130720, 183616, 207776, 229520, 246734, 259720, 261440, 367232, 415552, 459040, 493468, 519440, 522880, 616835, 831104, 918080, 986936, 1038880, 1233670, 1836160, 1973872, 2077760, 2467340, 3947744, 4155520, 4934680, 7895488, 9869360, 15790976, 19738720, 39477440, 78954880]

約数ペア:

[(1, 78954880), (2, 39477440), (4, 19738720), (5, 15790976), (8, 9869360), (10, 7895488), (16, 4934680), (19, 4155520), (20, 3947744), (32, 2467340), (38, 2077760), (40, 1973872), (43, 1836160), (64, 1233670), (76, 1038880), (80, 986936), (86, 918080), (95, 831104), (128, 616835), (151, 522880), (152, 519440), (160, 493468), (172, 459040), (190, 415552), (215, 367232), (302, 261440), (304, 259720), (320, 246734), (344, 229520), (380, 207776), (430, 183616), (604, 130720), (608, 129860), (640, 123367), (688, 114760), (755, 104576), (760, 103888), (817, 96640), (860, 91808), (1208, 65360), (1216, 64930), (1376, 57380), (1510, 52288), (1520, 51944), (1634, 48320), (1720, 45904), (2416, 32680), (2432, 32465), (2752, 28690), (2869, 27520), (3020, 26144), (3040, 25972), (3268, 24160), (3440, 22952), (4085, 19328), (4832, 16340), (5504, 14345), (5738, 13760), (6040, 13072), (6080, 12986), (6493, 12160), (6536, 12080), (6880, 11476), (8170, 9664)]