66865440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{139303}}^1$

素因数の和:139321

約数の個数: 48

約数和(自身を含む): 210627648

約数和(自身を除く): 143762208

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, 139303, 278606, 417909, 557212, 696515, 835818, 1114424, 1393030, 1671636, 2089545, 2228848, 2786060, 3343272, 4179090, 4457696, 5572120, 6686544, 8358180, 11144240, 13373088, 16716360, 22288480, 33432720, 66865440]

約数ペア:

[(1, 66865440), (2, 33432720), (3, 22288480), (4, 16716360), (5, 13373088), (6, 11144240), (8, 8358180), (10, 6686544), (12, 5572120), (15, 4457696), (16, 4179090), (20, 3343272), (24, 2786060), (30, 2228848), (32, 2089545), (40, 1671636), (48, 1393030), (60, 1114424), (80, 835818), (96, 696515), (120, 557212), (160, 417909), (240, 278606), (480, 139303)]