64890600

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{37}}^2\times {\mathrm{79}}^1$

素因数の和:172

約数の個数: 144

約数和(自身を含む): 209361600

約数和(自身を除く): 144471000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 37, 40, 50, 60, 74, 75, 79, 100, 111, 120, 148, 150, 158, 185, 200, 222, 237, 296, 300, 316, 370, 395, 444, 474, 555, 600, 632, 740, 790, 888, 925, 948, 1110, 1185, 1369, 1480, 1580, 1850, 1896, 1975, 2220, 2370, 2738, 2775, 2923, 3160, 3700, 3950, 4107, 4440, 4740, 5476, 5550, 5846, 5925, 6845, 7400, 7900, 8214, 8769, 9480, 10952, 11100, 11692, 11850, 13690, 14615, 15800, 16428, 17538, 20535, 22200, 23384, 23700, 27380, 29230, 32856, 34225, 35076, 41070, 43845, 47400, 54760, 58460, 68450, 70152, 73075, 82140, 87690, 102675, 108151, 116920, 136900, 146150, 164280, 175380, 205350, 216302, 219225, 273800, 292300, 324453, 350760, 410700, 432604, 438450, 540755, 584600, 648906, 821400, 865208, 876900, 1081510, 1297812, 1622265, 1753800, 2163020, 2595624, 2703775, 3244530, 4326040, 5407550, 6489060, 8111325, 10815100, 12978120, 16222650, 21630200, 32445300, 64890600]

約数ペア:

[(1, 64890600), (2, 32445300), (3, 21630200), (4, 16222650), (5, 12978120), (6, 10815100), (8, 8111325), (10, 6489060), (12, 5407550), (15, 4326040), (20, 3244530), (24, 2703775), (25, 2595624), (30, 2163020), (37, 1753800), (40, 1622265), (50, 1297812), (60, 1081510), (74, 876900), (75, 865208), (79, 821400), (100, 648906), (111, 584600), (120, 540755), (148, 438450), (150, 432604), (158, 410700), (185, 350760), (200, 324453), (222, 292300), (237, 273800), (296, 219225), (300, 216302), (316, 205350), (370, 175380), (395, 164280), (444, 146150), (474, 136900), (555, 116920), (600, 108151), (632, 102675), (740, 87690), (790, 82140), (888, 73075), (925, 70152), (948, 68450), (1110, 58460), (1185, 54760), (1369, 47400), (1480, 43845), (1580, 41070), (1850, 35076), (1896, 34225), (1975, 32856), (2220, 29230), (2370, 27380), (2738, 23700), (2775, 23384), (2923, 22200), (3160, 20535), (3700, 17538), (3950, 16428), (4107, 15800), (4440, 14615), (4740, 13690), (5476, 11850), (5550, 11692), (5846, 11100), (5925, 10952), (6845, 9480), (7400, 8769), (7900, 8214)]