248305920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{64663}}^1$

素因数の和:64687

約数の個数: 72

約数和(自身を含む): 793039296

約数和(自身を除く): 544733376

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, 640, 768, 960, 1280, 1920, 3840, 64663, 129326, 193989, 258652, 323315, 387978, 517304, 646630, 775956, 969945, 1034608, 1293260, 1551912, 1939890, 2069216, 2586520, 3103824, 3879780, 4138432, 5173040, 6207648, 7759560, 8276864, 10346080, 12415296, 15519120, 16553728, 20692160, 24830592, 31038240, 41384320, 49661184, 62076480, 82768640, 124152960, 248305920]

約数ペア:

[(1, 248305920), (2, 124152960), (3, 82768640), (4, 62076480), (5, 49661184), (6, 41384320), (8, 31038240), (10, 24830592), (12, 20692160), (15, 16553728), (16, 15519120), (20, 12415296), (24, 10346080), (30, 8276864), (32, 7759560), (40, 6207648), (48, 5173040), (60, 4138432), (64, 3879780), (80, 3103824), (96, 2586520), (120, 2069216), (128, 1939890), (160, 1551912), (192, 1293260), (240, 1034608), (256, 969945), (320, 775956), (384, 646630), (480, 517304), (640, 387978), (768, 323315), (960, 258652), (1280, 193989), (1920, 129326), (3840, 64663)]