28347120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{39371}}^1$

素因数の和:39390

約数の個数: 60

約数和(自身を含む): 95201496

約数和(自身を除く): 66854376

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 39371, 78742, 118113, 157484, 196855, 236226, 314968, 354339, 393710, 472452, 590565, 629936, 708678, 787420, 944904, 1181130, 1417356, 1574840, 1771695, 1889808, 2362260, 2834712, 3149680, 3543390, 4724520, 5669424, 7086780, 9449040, 14173560, 28347120]

約数ペア:

[(1, 28347120), (2, 14173560), (3, 9449040), (4, 7086780), (5, 5669424), (6, 4724520), (8, 3543390), (9, 3149680), (10, 2834712), (12, 2362260), (15, 1889808), (16, 1771695), (18, 1574840), (20, 1417356), (24, 1181130), (30, 944904), (36, 787420), (40, 708678), (45, 629936), (48, 590565), (60, 472452), (72, 393710), (80, 354339), (90, 314968), (120, 236226), (144, 196855), (180, 157484), (240, 118113), (360, 78742), (720, 39371)]