64900320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{135209}}^1$

素因数の和:135227

約数の個数: 48

約数和(自身を含む): 204437520

約数和(自身を除く): 139537200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 135209, 270418, 405627, 540836, 676045, 811254, 1081672, 1352090, 1622508, 2028135, 2163344, 2704180, 3245016, 4056270, 4326688, 5408360, 6490032, 8112540, 10816720, 12980064, 16225080, 21633440, 32450160, 64900320]

約数ペア:

[(1, 64900320), (2, 32450160), (3, 21633440), (4, 16225080), (5, 12980064), (6, 10816720), (8, 8112540), (10, 6490032), (12, 5408360), (15, 4326688), (16, 4056270), (20, 3245016), (24, 2704180), (30, 2163344), (32, 2028135), (40, 1622508), (48, 1352090), (60, 1081672), (80, 811254), (96, 676045), (120, 540836), (160, 405627), (240, 270418), (480, 135209)]