8720568

素因数分解:

$2^3\times 3^3\times {\mathrm{47}}^1\times {\mathrm{859}}^1$

素因数の和:921

約数の個数: 64

約数和(自身を含む): 24768000

約数和(自身を除く): 16047432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 47, 54, 72, 94, 108, 141, 188, 216, 282, 376, 423, 564, 846, 859, 1128, 1269, 1692, 1718, 2538, 2577, 3384, 3436, 5076, 5154, 6872, 7731, 10152, 10308, 15462, 20616, 23193, 30924, 40373, 46386, 61848, 80746, 92772, 121119, 161492, 185544, 242238, 322984, 363357, 484476, 726714, 968952, 1090071, 1453428, 2180142, 2906856, 4360284, 8720568]

約数ペア:

[(1, 8720568), (2, 4360284), (3, 2906856), (4, 2180142), (6, 1453428), (8, 1090071), (9, 968952), (12, 726714), (18, 484476), (24, 363357), (27, 322984), (36, 242238), (47, 185544), (54, 161492), (72, 121119), (94, 92772), (108, 80746), (141, 61848), (188, 46386), (216, 40373), (282, 30924), (376, 23193), (423, 20616), (564, 15462), (846, 10308), (859, 10152), (1128, 7731), (1269, 6872), (1692, 5154), (1718, 5076), (2538, 3436), (2577, 3384)]