15439480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{823}}^1$

素因数の和:908

約数の個数: 64

約数和(自身を含む): 40343040

約数和(自身を除く): 24903560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 823, 938, 1340, 1646, 1876, 2345, 2680, 3292, 3752, 4115, 4690, 5761, 6584, 8230, 9380, 11522, 16460, 18760, 23044, 28805, 32920, 46088, 55141, 57610, 110282, 115220, 220564, 230440, 275705, 385987, 441128, 551410, 771974, 1102820, 1543948, 1929935, 2205640, 3087896, 3859870, 7719740, 15439480]

約数ペア:

[(1, 15439480), (2, 7719740), (4, 3859870), (5, 3087896), (7, 2205640), (8, 1929935), (10, 1543948), (14, 1102820), (20, 771974), (28, 551410), (35, 441128), (40, 385987), (56, 275705), (67, 230440), (70, 220564), (134, 115220), (140, 110282), (268, 57610), (280, 55141), (335, 46088), (469, 32920), (536, 28805), (670, 23044), (823, 18760), (938, 16460), (1340, 11522), (1646, 9380), (1876, 8230), (2345, 6584), (2680, 5761), (3292, 4690), (3752, 4115)]