15995840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:254

約数の個数: 112

約数和(自身を含む): 44939712

約数和(自身を除く): 28943872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 64, 70, 74, 80, 112, 140, 148, 160, 185, 193, 224, 259, 280, 296, 320, 370, 386, 448, 518, 560, 592, 740, 772, 965, 1036, 1120, 1184, 1295, 1351, 1480, 1544, 1930, 2072, 2240, 2368, 2590, 2702, 2960, 3088, 3860, 4144, 5180, 5404, 5920, 6176, 6755, 7141, 7720, 8288, 10360, 10808, 11840, 12352, 13510, 14282, 15440, 16576, 20720, 21616, 27020, 28564, 30880, 35705, 41440, 43232, 49987, 54040, 57128, 61760, 71410, 82880, 86464, 99974, 108080, 114256, 142820, 199948, 216160, 228512, 249935, 285640, 399896, 432320, 457024, 499870, 571280, 799792, 999740, 1142560, 1599584, 1999480, 2285120, 3199168, 3998960, 7997920, 15995840]

約数ペア:

[(1, 15995840), (2, 7997920), (4, 3998960), (5, 3199168), (7, 2285120), (8, 1999480), (10, 1599584), (14, 1142560), (16, 999740), (20, 799792), (28, 571280), (32, 499870), (35, 457024), (37, 432320), (40, 399896), (56, 285640), (64, 249935), (70, 228512), (74, 216160), (80, 199948), (112, 142820), (140, 114256), (148, 108080), (160, 99974), (185, 86464), (193, 82880), (224, 71410), (259, 61760), (280, 57128), (296, 54040), (320, 49987), (370, 43232), (386, 41440), (448, 35705), (518, 30880), (560, 28564), (592, 27020), (740, 21616), (772, 20720), (965, 16576), (1036, 15440), (1120, 14282), (1184, 13510), (1295, 12352), (1351, 11840), (1480, 10808), (1544, 10360), (1930, 8288), (2072, 7720), (2240, 7141), (2368, 6755), (2590, 6176), (2702, 5920), (2960, 5404), (3088, 5180), (3860, 4144)]