21658080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{45121}}^1$

素因数の和:45139

約数の個数: 48

約数和(自身を含む): 68224464

約数和(自身を除く): 46566384

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, 45121, 90242, 135363, 180484, 225605, 270726, 360968, 451210, 541452, 676815, 721936, 902420, 1082904, 1353630, 1443872, 1804840, 2165808, 2707260, 3609680, 4331616, 5414520, 7219360, 10829040, 21658080]

約数ペア:

[(1, 21658080), (2, 10829040), (3, 7219360), (4, 5414520), (5, 4331616), (6, 3609680), (8, 2707260), (10, 2165808), (12, 1804840), (15, 1443872), (16, 1353630), (20, 1082904), (24, 902420), (30, 721936), (32, 676815), (40, 541452), (48, 451210), (60, 360968), (80, 270726), (96, 225605), (120, 180484), (160, 135363), (240, 90242), (480, 45121)]