18468960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{353}}^1$

素因数の和:480

約数の個数: 96

約数和(自身を含む): 58877280

約数和(自身を除く): 40408320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 109, 120, 160, 218, 240, 327, 353, 436, 480, 545, 654, 706, 872, 1059, 1090, 1308, 1412, 1635, 1744, 1765, 2118, 2180, 2616, 2824, 3270, 3488, 3530, 4236, 4360, 5232, 5295, 5648, 6540, 7060, 8472, 8720, 10464, 10590, 11296, 13080, 14120, 16944, 17440, 21180, 26160, 28240, 33888, 38477, 42360, 52320, 56480, 76954, 84720, 115431, 153908, 169440, 192385, 230862, 307816, 384770, 461724, 577155, 615632, 769540, 923448, 1154310, 1231264, 1539080, 1846896, 2308620, 3078160, 3693792, 4617240, 6156320, 9234480, 18468960]

約数ペア:

[(1, 18468960), (2, 9234480), (3, 6156320), (4, 4617240), (5, 3693792), (6, 3078160), (8, 2308620), (10, 1846896), (12, 1539080), (15, 1231264), (16, 1154310), (20, 923448), (24, 769540), (30, 615632), (32, 577155), (40, 461724), (48, 384770), (60, 307816), (80, 230862), (96, 192385), (109, 169440), (120, 153908), (160, 115431), (218, 84720), (240, 76954), (327, 56480), (353, 52320), (436, 42360), (480, 38477), (545, 33888), (654, 28240), (706, 26160), (872, 21180), (1059, 17440), (1090, 16944), (1308, 14120), (1412, 13080), (1635, 11296), (1744, 10590), (1765, 10464), (2118, 8720), (2180, 8472), (2616, 7060), (2824, 6540), (3270, 5648), (3488, 5295), (3530, 5232), (4236, 4360)]