31710720

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{4129}}^1$

素因数の和:4155

約数の個数: 80

約数和(自身を含む): 101399760

約数和(自身を除く): 69689040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 4129, 7680, 8258, 12387, 16516, 20645, 24774, 33032, 41290, 49548, 61935, 66064, 82580, 99096, 123870, 132128, 165160, 198192, 247740, 264256, 330320, 396384, 495480, 528512, 660640, 792768, 990960, 1057024, 1321280, 1585536, 1981920, 2114048, 2642560, 3171072, 3963840, 5285120, 6342144, 7927680, 10570240, 15855360, 31710720]

約数ペア:

[(1, 31710720), (2, 15855360), (3, 10570240), (4, 7927680), (5, 6342144), (6, 5285120), (8, 3963840), (10, 3171072), (12, 2642560), (15, 2114048), (16, 1981920), (20, 1585536), (24, 1321280), (30, 1057024), (32, 990960), (40, 792768), (48, 660640), (60, 528512), (64, 495480), (80, 396384), (96, 330320), (120, 264256), (128, 247740), (160, 198192), (192, 165160), (240, 132128), (256, 123870), (320, 99096), (384, 82580), (480, 66064), (512, 61935), (640, 49548), (768, 41290), (960, 33032), (1280, 24774), (1536, 20645), (1920, 16516), (2560, 12387), (3840, 8258), (4129, 7680)]