400828800

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{971}}^1$

素因数の和:1041

約数の個数: 192

約数和(自身を含む): 1352324160

約数和(自身を除く): 951495360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 43, 48, 50, 60, 64, 75, 80, 86, 96, 100, 120, 128, 129, 150, 160, 172, 192, 200, 215, 240, 258, 300, 320, 344, 384, 400, 430, 480, 516, 600, 640, 645, 688, 800, 860, 960, 971, 1032, 1075, 1200, 1290, 1376, 1600, 1720, 1920, 1942, 2064, 2150, 2400, 2580, 2752, 2913, 3200, 3225, 3440, 3884, 4128, 4300, 4800, 4855, 5160, 5504, 5826, 6450, 6880, 7768, 8256, 8600, 9600, 9710, 10320, 11652, 12900, 13760, 14565, 15536, 16512, 17200, 19420, 20640, 23304, 24275, 25800, 27520, 29130, 31072, 34400, 38840, 41280, 41753, 46608, 48550, 51600, 58260, 62144, 68800, 72825, 77680, 82560, 83506, 93216, 97100, 103200, 116520, 124288, 125259, 137600, 145650, 155360, 167012, 186432, 194200, 206400, 208765, 233040, 250518, 291300, 310720, 334024, 372864, 388400, 412800, 417530, 466080, 501036, 582600, 621440, 626295, 668048, 776800, 835060, 932160, 1002072, 1043825, 1165200, 1252590, 1336096, 1553600, 1670120, 1864320, 2004144, 2087650, 2330400, 2505180, 2672192, 3107200, 3131475, 3340240, 4008288, 4175300, 4660800, 5010360, 5344384, 6262950, 6680480, 8016576, 8350600, 9321600, 10020720, 12525900, 13360960, 16033152, 16701200, 20041440, 25051800, 26721920, 33402400, 40082880, 50103600, 66804800, 80165760, 100207200, 133609600, 200414400, 400828800]

約数ペア:

[(1, 400828800), (2, 200414400), (3, 133609600), (4, 100207200), (5, 80165760), (6, 66804800), (8, 50103600), (10, 40082880), (12, 33402400), (15, 26721920), (16, 25051800), (20, 20041440), (24, 16701200), (25, 16033152), (30, 13360960), (32, 12525900), (40, 10020720), (43, 9321600), (48, 8350600), (50, 8016576), (60, 6680480), (64, 6262950), (75, 5344384), (80, 5010360), (86, 4660800), (96, 4175300), (100, 4008288), (120, 3340240), (128, 3131475), (129, 3107200), (150, 2672192), (160, 2505180), (172, 2330400), (192, 2087650), (200, 2004144), (215, 1864320), (240, 1670120), (258, 1553600), (300, 1336096), (320, 1252590), (344, 1165200), (384, 1043825), (400, 1002072), (430, 932160), (480, 835060), (516, 776800), (600, 668048), (640, 626295), (645, 621440), (688, 582600), (800, 501036), (860, 466080), (960, 417530), (971, 412800), (1032, 388400), (1075, 372864), (1200, 334024), (1290, 310720), (1376, 291300), (1600, 250518), (1720, 233040), (1920, 208765), (1942, 206400), (2064, 194200), (2150, 186432), (2400, 167012), (2580, 155360), (2752, 145650), (2913, 137600), (3200, 125259), (3225, 124288), (3440, 116520), (3884, 103200), (4128, 97100), (4300, 93216), (4800, 83506), (4855, 82560), (5160, 77680), (5504, 72825), (5826, 68800), (6450, 62144), (6880, 58260), (7768, 51600), (8256, 48550), (8600, 46608), (9600, 41753), (9710, 41280), (10320, 38840), (11652, 34400), (12900, 31072), (13760, 29130), (14565, 27520), (15536, 25800), (16512, 24275), (17200, 23304), (19420, 20640)]