161800960

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6653}}^1$

素因数の和:6693

約数の個数: 72

約数和(自身を含む): 408023280

約数和(自身を除く): 246222320

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, 608, 640, 760, 1216, 1280, 1520, 2432, 3040, 4864, 6080, 6653, 12160, 13306, 24320, 26612, 33265, 53224, 66530, 106448, 126407, 133060, 212896, 252814, 266120, 425792, 505628, 532240, 632035, 851584, 1011256, 1064480, 1264070, 1703168, 2022512, 2128960, 2528140, 4045024, 4257920, 5056280, 8090048, 8515840, 10112560, 16180096, 20225120, 32360192, 40450240, 80900480, 161800960]

約数ペア:

[(1, 161800960), (2, 80900480), (4, 40450240), (5, 32360192), (8, 20225120), (10, 16180096), (16, 10112560), (19, 8515840), (20, 8090048), (32, 5056280), (38, 4257920), (40, 4045024), (64, 2528140), (76, 2128960), (80, 2022512), (95, 1703168), (128, 1264070), (152, 1064480), (160, 1011256), (190, 851584), (256, 632035), (304, 532240), (320, 505628), (380, 425792), (608, 266120), (640, 252814), (760, 212896), (1216, 133060), (1280, 126407), (1520, 106448), (2432, 66530), (3040, 53224), (4864, 33265), (6080, 26612), (6653, 24320), (12160, 13306)]