218012800

素因数分解:

$2^7\times 5^2\times {\mathrm{193}}^1\times {\mathrm{353}}^1$

素因数の和:570

約数の個数: 96

約数和(自身を含む): 542883780

約数和(自身を除く): 324870980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 193, 200, 320, 353, 386, 400, 640, 706, 772, 800, 965, 1412, 1544, 1600, 1765, 1930, 2824, 3088, 3200, 3530, 3860, 4825, 5648, 6176, 7060, 7720, 8825, 9650, 11296, 12352, 14120, 15440, 17650, 19300, 22592, 24704, 28240, 30880, 35300, 38600, 45184, 56480, 61760, 68129, 70600, 77200, 112960, 123520, 136258, 141200, 154400, 225920, 272516, 282400, 308800, 340645, 545032, 564800, 617600, 681290, 1090064, 1129600, 1362580, 1703225, 2180128, 2725160, 3406450, 4360256, 5450320, 6812900, 8720512, 10900640, 13625800, 21801280, 27251600, 43602560, 54503200, 109006400, 218012800]

約数ペア:

[(1, 218012800), (2, 109006400), (4, 54503200), (5, 43602560), (8, 27251600), (10, 21801280), (16, 13625800), (20, 10900640), (25, 8720512), (32, 6812900), (40, 5450320), (50, 4360256), (64, 3406450), (80, 2725160), (100, 2180128), (128, 1703225), (160, 1362580), (193, 1129600), (200, 1090064), (320, 681290), (353, 617600), (386, 564800), (400, 545032), (640, 340645), (706, 308800), (772, 282400), (800, 272516), (965, 225920), (1412, 154400), (1544, 141200), (1600, 136258), (1765, 123520), (1930, 112960), (2824, 77200), (3088, 70600), (3200, 68129), (3530, 61760), (3860, 56480), (4825, 45184), (5648, 38600), (6176, 35300), (7060, 30880), (7720, 28240), (8825, 24704), (9650, 22592), (11296, 19300), (12352, 17650), (14120, 15440)]