15816640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1$

素因数の和:354

約数の個数: 112

約数和(自身を含む): 45061632

約数和(自身を除く): 29244992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 307, 320, 322, 368, 448, 460, 560, 614, 644, 736, 805, 920, 1120, 1228, 1288, 1472, 1535, 1610, 1840, 2149, 2240, 2456, 2576, 3070, 3220, 3680, 4298, 4912, 5152, 6140, 6440, 7061, 7360, 8596, 9824, 10304, 10745, 12280, 12880, 14122, 17192, 19648, 21490, 24560, 25760, 28244, 34384, 35305, 42980, 49120, 49427, 51520, 56488, 68768, 70610, 85960, 98240, 98854, 112976, 137536, 141220, 171920, 197708, 225952, 247135, 282440, 343840, 395416, 451904, 494270, 564880, 687680, 790832, 988540, 1129760, 1581664, 1977080, 2259520, 3163328, 3954160, 7908320, 15816640]

約数ペア:

[(1, 15816640), (2, 7908320), (4, 3954160), (5, 3163328), (7, 2259520), (8, 1977080), (10, 1581664), (14, 1129760), (16, 988540), (20, 790832), (23, 687680), (28, 564880), (32, 494270), (35, 451904), (40, 395416), (46, 343840), (56, 282440), (64, 247135), (70, 225952), (80, 197708), (92, 171920), (112, 141220), (115, 137536), (140, 112976), (160, 98854), (161, 98240), (184, 85960), (224, 70610), (230, 68768), (280, 56488), (307, 51520), (320, 49427), (322, 49120), (368, 42980), (448, 35305), (460, 34384), (560, 28244), (614, 25760), (644, 24560), (736, 21490), (805, 19648), (920, 17192), (1120, 14122), (1228, 12880), (1288, 12280), (1472, 10745), (1535, 10304), (1610, 9824), (1840, 8596), (2149, 7360), (2240, 7061), (2456, 6440), (2576, 6140), (3070, 5152), (3220, 4912), (3680, 4298)]