156421120

素因数分解:

$2^{10}\times 5^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:385

約数の個数: 88

約数和(自身を含む): 379661184

約数和(自身を除く): 223240064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 137, 160, 223, 256, 274, 320, 446, 512, 548, 640, 685, 892, 1024, 1096, 1115, 1280, 1370, 1784, 2192, 2230, 2560, 2740, 3568, 4384, 4460, 5120, 5480, 7136, 8768, 8920, 10960, 14272, 17536, 17840, 21920, 28544, 30551, 35072, 35680, 43840, 57088, 61102, 70144, 71360, 87680, 114176, 122204, 140288, 142720, 152755, 175360, 228352, 244408, 285440, 305510, 350720, 488816, 570880, 611020, 701440, 977632, 1141760, 1222040, 1955264, 2444080, 3910528, 4888160, 7821056, 9776320, 15642112, 19552640, 31284224, 39105280, 78210560, 156421120]

約数ペア:

[(1, 156421120), (2, 78210560), (4, 39105280), (5, 31284224), (8, 19552640), (10, 15642112), (16, 9776320), (20, 7821056), (32, 4888160), (40, 3910528), (64, 2444080), (80, 1955264), (128, 1222040), (137, 1141760), (160, 977632), (223, 701440), (256, 611020), (274, 570880), (320, 488816), (446, 350720), (512, 305510), (548, 285440), (640, 244408), (685, 228352), (892, 175360), (1024, 152755), (1096, 142720), (1115, 140288), (1280, 122204), (1370, 114176), (1784, 87680), (2192, 71360), (2230, 70144), (2560, 61102), (2740, 57088), (3568, 43840), (4384, 35680), (4460, 35072), (5120, 30551), (5480, 28544), (7136, 21920), (8768, 17840), (8920, 17536), (10960, 14272)]