681279200

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{337}}^1$

素因数の和:402

約数の個数: 216

約数和(自身を含む): 2012027472

約数和(自身を除く): 1330748272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 32, 35, 38, 40, 50, 56, 70, 76, 80, 95, 100, 112, 133, 140, 152, 160, 175, 190, 200, 224, 266, 280, 304, 337, 350, 361, 380, 400, 475, 532, 560, 608, 665, 674, 700, 722, 760, 800, 950, 1064, 1120, 1330, 1348, 1400, 1444, 1520, 1685, 1805, 1900, 2128, 2359, 2527, 2660, 2696, 2800, 2888, 3040, 3325, 3370, 3610, 3800, 4256, 4718, 5054, 5320, 5392, 5600, 5776, 6403, 6650, 6740, 7220, 7600, 8425, 9025, 9436, 10108, 10640, 10784, 11552, 11795, 12635, 12806, 13300, 13480, 14440, 15200, 16850, 18050, 18872, 20216, 21280, 23590, 25270, 25612, 26600, 26960, 28880, 32015, 33700, 36100, 37744, 40432, 44821, 47180, 50540, 51224, 53200, 53920, 57760, 58975, 63175, 64030, 67400, 72200, 75488, 80864, 89642, 94360, 101080, 102448, 106400, 117950, 121657, 126350, 128060, 134800, 144400, 160075, 179284, 188720, 202160, 204896, 224105, 235900, 243314, 252700, 256120, 269600, 288800, 320150, 358568, 377440, 404320, 448210, 471800, 486628, 505400, 512240, 608285, 640300, 717136, 851599, 896420, 943600, 973256, 1010800, 1024480, 1120525, 1216570, 1280600, 1434272, 1703198, 1792840, 1887200, 1946512, 2021600, 2241050, 2433140, 2561200, 3041425, 3406396, 3585680, 3893024, 4257995, 4482100, 4866280, 5122400, 6082850, 6812792, 7171360, 8515990, 8964200, 9732560, 12165700, 13625584, 17031980, 17928400, 19465120, 21289975, 24331400, 27251168, 34063960, 35856800, 42579950, 48662800, 68127920, 85159900, 97325600, 136255840, 170319800, 340639600, 681279200]

約数ペア:

[(1, 681279200), (2, 340639600), (4, 170319800), (5, 136255840), (7, 97325600), (8, 85159900), (10, 68127920), (14, 48662800), (16, 42579950), (19, 35856800), (20, 34063960), (25, 27251168), (28, 24331400), (32, 21289975), (35, 19465120), (38, 17928400), (40, 17031980), (50, 13625584), (56, 12165700), (70, 9732560), (76, 8964200), (80, 8515990), (95, 7171360), (100, 6812792), (112, 6082850), (133, 5122400), (140, 4866280), (152, 4482100), (160, 4257995), (175, 3893024), (190, 3585680), (200, 3406396), (224, 3041425), (266, 2561200), (280, 2433140), (304, 2241050), (337, 2021600), (350, 1946512), (361, 1887200), (380, 1792840), (400, 1703198), (475, 1434272), (532, 1280600), (560, 1216570), (608, 1120525), (665, 1024480), (674, 1010800), (700, 973256), (722, 943600), (760, 896420), (800, 851599), (950, 717136), (1064, 640300), (1120, 608285), (1330, 512240), (1348, 505400), (1400, 486628), (1444, 471800), (1520, 448210), (1685, 404320), (1805, 377440), (1900, 358568), (2128, 320150), (2359, 288800), (2527, 269600), (2660, 256120), (2696, 252700), (2800, 243314), (2888, 235900), (3040, 224105), (3325, 204896), (3370, 202160), (3610, 188720), (3800, 179284), (4256, 160075), (4718, 144400), (5054, 134800), (5320, 128060), (5392, 126350), (5600, 121657), (5776, 117950), (6403, 106400), (6650, 102448), (6740, 101080), (7220, 94360), (7600, 89642), (8425, 80864), (9025, 75488), (9436, 72200), (10108, 67400), (10640, 64030), (10784, 63175), (11552, 58975), (11795, 57760), (12635, 53920), (12806, 53200), (13300, 51224), (13480, 50540), (14440, 47180), (15200, 44821), (16850, 40432), (18050, 37744), (18872, 36100), (20216, 33700), (21280, 32015), (23590, 28880), (25270, 26960), (25612, 26600)]