16912440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{431}}^1$

素因数の和:557

約数の個数: 96

約数和(自身を含む): 55598400

約数和(自身を除く): 38685960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 109, 120, 180, 218, 327, 360, 431, 436, 545, 654, 862, 872, 981, 1090, 1293, 1308, 1635, 1724, 1962, 2155, 2180, 2586, 2616, 3270, 3448, 3879, 3924, 4310, 4360, 4905, 5172, 6465, 6540, 7758, 7848, 8620, 9810, 10344, 12930, 13080, 15516, 17240, 19395, 19620, 25860, 31032, 38790, 39240, 46979, 51720, 77580, 93958, 140937, 155160, 187916, 234895, 281874, 375832, 422811, 469790, 563748, 704685, 845622, 939580, 1127496, 1409370, 1691244, 1879160, 2114055, 2818740, 3382488, 4228110, 5637480, 8456220, 16912440]

約数ペア:

[(1, 16912440), (2, 8456220), (3, 5637480), (4, 4228110), (5, 3382488), (6, 2818740), (8, 2114055), (9, 1879160), (10, 1691244), (12, 1409370), (15, 1127496), (18, 939580), (20, 845622), (24, 704685), (30, 563748), (36, 469790), (40, 422811), (45, 375832), (60, 281874), (72, 234895), (90, 187916), (109, 155160), (120, 140937), (180, 93958), (218, 77580), (327, 51720), (360, 46979), (431, 39240), (436, 38790), (545, 31032), (654, 25860), (862, 19620), (872, 19395), (981, 17240), (1090, 15516), (1293, 13080), (1308, 12930), (1635, 10344), (1724, 9810), (1962, 8620), (2155, 7848), (2180, 7758), (2586, 6540), (2616, 6465), (3270, 5172), (3448, 4905), (3879, 4360), (3924, 4310)]