154641920

素因数分解:

$2^9\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2083}}^1$

素因数の和:2135

約数の個数: 80

約数和(自身を含む): 383747760

約数和(自身を除く): 229105840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 256, 290, 320, 464, 512, 580, 640, 928, 1160, 1280, 1856, 2083, 2320, 2560, 3712, 4166, 4640, 7424, 8332, 9280, 10415, 14848, 16664, 18560, 20830, 33328, 37120, 41660, 60407, 66656, 74240, 83320, 120814, 133312, 166640, 241628, 266624, 302035, 333280, 483256, 533248, 604070, 666560, 966512, 1066496, 1208140, 1333120, 1933024, 2416280, 2666240, 3866048, 4832560, 5332480, 7732096, 9665120, 15464192, 19330240, 30928384, 38660480, 77320960, 154641920]

約数ペア:

[(1, 154641920), (2, 77320960), (4, 38660480), (5, 30928384), (8, 19330240), (10, 15464192), (16, 9665120), (20, 7732096), (29, 5332480), (32, 4832560), (40, 3866048), (58, 2666240), (64, 2416280), (80, 1933024), (116, 1333120), (128, 1208140), (145, 1066496), (160, 966512), (232, 666560), (256, 604070), (290, 533248), (320, 483256), (464, 333280), (512, 302035), (580, 266624), (640, 241628), (928, 166640), (1160, 133312), (1280, 120814), (1856, 83320), (2083, 74240), (2320, 66656), (2560, 60407), (3712, 41660), (4166, 37120), (4640, 33328), (7424, 20830), (8332, 18560), (9280, 16664), (10415, 14848)]