287479008

素因数分解:

$2^5\times 3^2\times {\mathrm{421}}^1\times {\mathrm{2371}}^1$

素因数の和:2808

約数の個数: 72

約数和(自身を含む): 819805896

約数和(自身を除く): 532326888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 421, 842, 1263, 1684, 2371, 2526, 3368, 3789, 4742, 5052, 6736, 7113, 7578, 9484, 10104, 13472, 14226, 15156, 18968, 20208, 21339, 28452, 30312, 37936, 40416, 42678, 56904, 60624, 75872, 85356, 113808, 121248, 170712, 227616, 341424, 682848, 998191, 1996382, 2994573, 3992764, 5989146, 7985528, 8983719, 11978292, 15971056, 17967438, 23956584, 31942112, 35934876, 47913168, 71869752, 95826336, 143739504, 287479008]

約数ペア:

[(1, 287479008), (2, 143739504), (3, 95826336), (4, 71869752), (6, 47913168), (8, 35934876), (9, 31942112), (12, 23956584), (16, 17967438), (18, 15971056), (24, 11978292), (32, 8983719), (36, 7985528), (48, 5989146), (72, 3992764), (96, 2994573), (144, 1996382), (288, 998191), (421, 682848), (842, 341424), (1263, 227616), (1684, 170712), (2371, 121248), (2526, 113808), (3368, 85356), (3789, 75872), (4742, 60624), (5052, 56904), (6736, 42678), (7113, 40416), (7578, 37936), (9484, 30312), (10104, 28452), (13472, 21339), (14226, 20208), (15156, 18968)]