15829520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1229}}^1$

素因数の和:1272

約数の個数: 80

約数和(自身を含む): 43925760

約数和(自身を除く): 28096240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1229, 1288, 1610, 1840, 2458, 2576, 3220, 4916, 6145, 6440, 8603, 9832, 12290, 12880, 17206, 19664, 24580, 28267, 34412, 43015, 49160, 56534, 68824, 86030, 98320, 113068, 137648, 141335, 172060, 197869, 226136, 282670, 344120, 395738, 452272, 565340, 688240, 791476, 989345, 1130680, 1582952, 1978690, 2261360, 3165904, 3957380, 7914760, 15829520]

約数ペア:

[(1, 15829520), (2, 7914760), (4, 3957380), (5, 3165904), (7, 2261360), (8, 1978690), (10, 1582952), (14, 1130680), (16, 989345), (20, 791476), (23, 688240), (28, 565340), (35, 452272), (40, 395738), (46, 344120), (56, 282670), (70, 226136), (80, 197869), (92, 172060), (112, 141335), (115, 137648), (140, 113068), (161, 98320), (184, 86030), (230, 68824), (280, 56534), (322, 49160), (368, 43015), (460, 34412), (560, 28267), (644, 24580), (805, 19664), (920, 17206), (1229, 12880), (1288, 12290), (1610, 9832), (1840, 8603), (2458, 6440), (2576, 6145), (3220, 4916)]