81238176

素因数分解:

$2^5\times 3^2\times {\mathrm{311}}^1\times {\mathrm{907}}^1$

素因数の和:1234

約数の個数: 72

約数和(自身を含む): 232019424

約数和(自身を除く): 150781248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 311, 622, 907, 933, 1244, 1814, 1866, 2488, 2721, 2799, 3628, 3732, 4976, 5442, 5598, 7256, 7464, 8163, 9952, 10884, 11196, 14512, 14928, 16326, 21768, 22392, 29024, 29856, 32652, 43536, 44784, 65304, 87072, 89568, 130608, 261216, 282077, 564154, 846231, 1128308, 1692462, 2256616, 2538693, 3384924, 4513232, 5077386, 6769848, 9026464, 10154772, 13539696, 20309544, 27079392, 40619088, 81238176]

約数ペア:

[(1, 81238176), (2, 40619088), (3, 27079392), (4, 20309544), (6, 13539696), (8, 10154772), (9, 9026464), (12, 6769848), (16, 5077386), (18, 4513232), (24, 3384924), (32, 2538693), (36, 2256616), (48, 1692462), (72, 1128308), (96, 846231), (144, 564154), (288, 282077), (311, 261216), (622, 130608), (907, 89568), (933, 87072), (1244, 65304), (1814, 44784), (1866, 43536), (2488, 32652), (2721, 29856), (2799, 29024), (3628, 22392), (3732, 21768), (4976, 16326), (5442, 14928), (5598, 14512), (7256, 11196), (7464, 10884), (8163, 9952)]