199697760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{138679}}^1$

素因数の和:138700

約数の個数: 72

約数和(自身を含む): 681473520

約数和(自身を除く): 481775760

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, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 138679, 277358, 416037, 554716, 693395, 832074, 1109432, 1248111, 1386790, 1664148, 2080185, 2218864, 2496222, 2773580, 3328296, 4160370, 4437728, 4992444, 5547160, 6240555, 6656592, 8320740, 9984888, 11094320, 12481110, 13313184, 16641480, 19969776, 22188640, 24962220, 33282960, 39939552, 49924440, 66565920, 99848880, 199697760]

約数ペア:

[(1, 199697760), (2, 99848880), (3, 66565920), (4, 49924440), (5, 39939552), (6, 33282960), (8, 24962220), (9, 22188640), (10, 19969776), (12, 16641480), (15, 13313184), (16, 12481110), (18, 11094320), (20, 9984888), (24, 8320740), (30, 6656592), (32, 6240555), (36, 5547160), (40, 4992444), (45, 4437728), (48, 4160370), (60, 3328296), (72, 2773580), (80, 2496222), (90, 2218864), (96, 2080185), (120, 1664148), (144, 1386790), (160, 1248111), (180, 1109432), (240, 832074), (288, 693395), (360, 554716), (480, 416037), (720, 277358), (1440, 138679)]