389405760

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{577}}^1$

素因数の和:653

約数の個数: 224

約数和(自身を含む): 1338925440

約数和(自身を除く): 949519680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 37, 38, 40, 48, 57, 60, 64, 74, 76, 80, 95, 96, 111, 114, 120, 148, 152, 160, 185, 190, 192, 222, 228, 240, 285, 296, 304, 320, 370, 380, 444, 456, 480, 555, 570, 577, 592, 608, 703, 740, 760, 888, 912, 960, 1110, 1140, 1154, 1184, 1216, 1406, 1480, 1520, 1731, 1776, 1824, 2109, 2220, 2280, 2308, 2368, 2812, 2885, 2960, 3040, 3462, 3515, 3552, 3648, 4218, 4440, 4560, 4616, 5624, 5770, 5920, 6080, 6924, 7030, 7104, 8436, 8655, 8880, 9120, 9232, 10545, 10963, 11248, 11540, 11840, 13848, 14060, 16872, 17310, 17760, 18240, 18464, 21090, 21349, 21926, 22496, 23080, 27696, 28120, 32889, 33744, 34620, 35520, 36928, 42180, 42698, 43852, 44992, 46160, 54815, 55392, 56240, 64047, 65778, 67488, 69240, 84360, 85396, 87704, 92320, 106745, 109630, 110784, 112480, 128094, 131556, 134976, 138480, 164445, 168720, 170792, 175408, 184640, 213490, 219260, 224960, 256188, 263112, 276960, 320235, 328890, 337440, 341584, 350816, 405631, 426980, 438520, 512376, 526224, 553920, 640470, 657780, 674880, 683168, 701632, 811262, 853960, 877040, 1024752, 1052448, 1216893, 1280940, 1315560, 1366336, 1622524, 1707920, 1754080, 2028155, 2049504, 2104896, 2433786, 2561880, 2631120, 3245048, 3415840, 3508160, 4056310, 4099008, 4867572, 5123760, 5262240, 6084465, 6490096, 6831680, 8112620, 9735144, 10247520, 10524480, 12168930, 12980192, 16225240, 19470288, 20495040, 24337860, 25960384, 32450480, 38940576, 48675720, 64900960, 77881152, 97351440, 129801920, 194702880, 389405760]

約数ペア:

[(1, 389405760), (2, 194702880), (3, 129801920), (4, 97351440), (5, 77881152), (6, 64900960), (8, 48675720), (10, 38940576), (12, 32450480), (15, 25960384), (16, 24337860), (19, 20495040), (20, 19470288), (24, 16225240), (30, 12980192), (32, 12168930), (37, 10524480), (38, 10247520), (40, 9735144), (48, 8112620), (57, 6831680), (60, 6490096), (64, 6084465), (74, 5262240), (76, 5123760), (80, 4867572), (95, 4099008), (96, 4056310), (111, 3508160), (114, 3415840), (120, 3245048), (148, 2631120), (152, 2561880), (160, 2433786), (185, 2104896), (190, 2049504), (192, 2028155), (222, 1754080), (228, 1707920), (240, 1622524), (285, 1366336), (296, 1315560), (304, 1280940), (320, 1216893), (370, 1052448), (380, 1024752), (444, 877040), (456, 853960), (480, 811262), (555, 701632), (570, 683168), (577, 674880), (592, 657780), (608, 640470), (703, 553920), (740, 526224), (760, 512376), (888, 438520), (912, 426980), (960, 405631), (1110, 350816), (1140, 341584), (1154, 337440), (1184, 328890), (1216, 320235), (1406, 276960), (1480, 263112), (1520, 256188), (1731, 224960), (1776, 219260), (1824, 213490), (2109, 184640), (2220, 175408), (2280, 170792), (2308, 168720), (2368, 164445), (2812, 138480), (2885, 134976), (2960, 131556), (3040, 128094), (3462, 112480), (3515, 110784), (3552, 109630), (3648, 106745), (4218, 92320), (4440, 87704), (4560, 85396), (4616, 84360), (5624, 69240), (5770, 67488), (5920, 65778), (6080, 64047), (6924, 56240), (7030, 55392), (7104, 54815), (8436, 46160), (8655, 44992), (8880, 43852), (9120, 42698), (9232, 42180), (10545, 36928), (10963, 35520), (11248, 34620), (11540, 33744), (11840, 32889), (13848, 28120), (14060, 27696), (16872, 23080), (17310, 22496), (17760, 21926), (18240, 21349), (18464, 21090)]