72872640

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{25303}}^1$

素因数の和:25326

約数の個数: 84

約数和(自身を含む): 250661424

約数和(自身を除く): 177788784

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 25303, 50606, 75909, 101212, 126515, 151818, 202424, 227727, 253030, 303636, 379545, 404848, 455454, 506060, 607272, 759090, 809696, 910908, 1012120, 1138635, 1214544, 1518180, 1619392, 1821816, 2024240, 2277270, 2429088, 3036360, 3643632, 4048480, 4554540, 4858176, 6072720, 7287264, 8096960, 9109080, 12145440, 14574528, 18218160, 24290880, 36436320, 72872640]

約数ペア:

[(1, 72872640), (2, 36436320), (3, 24290880), (4, 18218160), (5, 14574528), (6, 12145440), (8, 9109080), (9, 8096960), (10, 7287264), (12, 6072720), (15, 4858176), (16, 4554540), (18, 4048480), (20, 3643632), (24, 3036360), (30, 2429088), (32, 2277270), (36, 2024240), (40, 1821816), (45, 1619392), (48, 1518180), (60, 1214544), (64, 1138635), (72, 1012120), (80, 910908), (90, 809696), (96, 759090), (120, 607272), (144, 506060), (160, 455454), (180, 404848), (192, 379545), (240, 303636), (288, 253030), (320, 227727), (360, 202424), (480, 151818), (576, 126515), (720, 101212), (960, 75909), (1440, 50606), (2880, 25303)]