144279920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4127}}^1$

素因数の和:4182

約数の個数: 80

約数和(自身を含む): 368547840

約数和(自身を除く): 224267920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 76, 80, 92, 95, 115, 152, 184, 190, 230, 304, 368, 380, 437, 460, 760, 874, 920, 1520, 1748, 1840, 2185, 3496, 4127, 4370, 6992, 8254, 8740, 16508, 17480, 20635, 33016, 34960, 41270, 66032, 78413, 82540, 94921, 156826, 165080, 189842, 313652, 330160, 379684, 392065, 474605, 627304, 759368, 784130, 949210, 1254608, 1518736, 1568260, 1803499, 1898420, 3136520, 3606998, 3796840, 6273040, 7213996, 7593680, 9017495, 14427992, 18034990, 28855984, 36069980, 72139960, 144279920]

約数ペア:

[(1, 144279920), (2, 72139960), (4, 36069980), (5, 28855984), (8, 18034990), (10, 14427992), (16, 9017495), (19, 7593680), (20, 7213996), (23, 6273040), (38, 3796840), (40, 3606998), (46, 3136520), (76, 1898420), (80, 1803499), (92, 1568260), (95, 1518736), (115, 1254608), (152, 949210), (184, 784130), (190, 759368), (230, 627304), (304, 474605), (368, 392065), (380, 379684), (437, 330160), (460, 313652), (760, 189842), (874, 165080), (920, 156826), (1520, 94921), (1748, 82540), (1840, 78413), (2185, 66032), (3496, 41270), (4127, 34960), (4370, 33016), (6992, 20635), (8254, 17480), (8740, 16508)]