491210880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{255839}}^1$

素因数の和:255861

約数の個数: 64

約数和(自身を含む): 1565740800

約数和(自身を除く): 1074529920

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, 320, 384, 480, 640, 960, 1920, 255839, 511678, 767517, 1023356, 1279195, 1535034, 2046712, 2558390, 3070068, 3837585, 4093424, 5116780, 6140136, 7675170, 8186848, 10233560, 12280272, 15350340, 16373696, 20467120, 24560544, 30700680, 32747392, 40934240, 49121088, 61401360, 81868480, 98242176, 122802720, 163736960, 245605440, 491210880]

約数ペア:

[(1, 491210880), (2, 245605440), (3, 163736960), (4, 122802720), (5, 98242176), (6, 81868480), (8, 61401360), (10, 49121088), (12, 40934240), (15, 32747392), (16, 30700680), (20, 24560544), (24, 20467120), (30, 16373696), (32, 15350340), (40, 12280272), (48, 10233560), (60, 8186848), (64, 7675170), (80, 6140136), (96, 5116780), (120, 4093424), (128, 3837585), (160, 3070068), (192, 2558390), (240, 2046712), (320, 1535034), (384, 1279195), (480, 1023356), (640, 767517), (960, 511678), (1920, 255839)]