121239040

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3643}}^1$

素因数の和:3679

約数の個数: 80

約数和(自身を含む): 313136208

約数和(自身を除く): 191897168

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1040, 1280, 1664, 2080, 2560, 3328, 3643, 4160, 6656, 7286, 8320, 14572, 16640, 18215, 29144, 33280, 36430, 47359, 58288, 72860, 94718, 116576, 145720, 189436, 233152, 236795, 291440, 378872, 466304, 473590, 582880, 757744, 932608, 947180, 1165760, 1515488, 1865216, 1894360, 2331520, 3030976, 3788720, 4663040, 6061952, 7577440, 9326080, 12123904, 15154880, 24247808, 30309760, 60619520, 121239040]

約数ペア:

[(1, 121239040), (2, 60619520), (4, 30309760), (5, 24247808), (8, 15154880), (10, 12123904), (13, 9326080), (16, 7577440), (20, 6061952), (26, 4663040), (32, 3788720), (40, 3030976), (52, 2331520), (64, 1894360), (65, 1865216), (80, 1515488), (104, 1165760), (128, 947180), (130, 932608), (160, 757744), (208, 582880), (256, 473590), (260, 466304), (320, 378872), (416, 291440), (512, 236795), (520, 233152), (640, 189436), (832, 145720), (1040, 116576), (1280, 94718), (1664, 72860), (2080, 58288), (2560, 47359), (3328, 36430), (3643, 33280), (4160, 29144), (6656, 18215), (7286, 16640), (8320, 14572)]