668783520

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1039}}^1$

素因数の和:1212

約数の個数: 192

約数和(自身を含む): 2358720000

約数和(自身を除く): 1689936480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 149, 160, 180, 216, 240, 270, 288, 298, 360, 432, 447, 480, 540, 596, 720, 745, 864, 894, 1039, 1080, 1192, 1341, 1440, 1490, 1788, 2078, 2160, 2235, 2384, 2682, 2980, 3117, 3576, 4023, 4156, 4320, 4470, 4768, 5195, 5364, 5960, 6234, 6705, 7152, 8046, 8312, 8940, 9351, 10390, 10728, 11920, 12468, 13410, 14304, 15585, 16092, 16624, 17880, 18702, 20115, 20780, 21456, 23840, 24936, 26820, 28053, 31170, 32184, 33248, 35760, 37404, 40230, 41560, 42912, 46755, 49872, 53640, 56106, 62340, 64368, 71520, 74808, 80460, 83120, 93510, 99744, 107280, 112212, 124680, 128736, 140265, 149616, 154811, 160920, 166240, 187020, 214560, 224424, 249360, 280530, 299232, 309622, 321840, 374040, 448848, 464433, 498720, 561060, 619244, 643680, 748080, 774055, 897696, 928866, 1122120, 1238488, 1393299, 1496160, 1548110, 1857732, 2244240, 2322165, 2476976, 2786598, 3096220, 3715464, 4179897, 4488480, 4644330, 4953952, 5573196, 6192440, 6966495, 7430928, 8359794, 9288660, 11146392, 12384880, 13932990, 14861856, 16719588, 18577320, 20899485, 22292784, 24769760, 27865980, 33439176, 37154640, 41798970, 44585568, 55731960, 66878352, 74309280, 83597940, 111463920, 133756704, 167195880, 222927840, 334391760, 668783520]

約数ペア:

[(1, 668783520), (2, 334391760), (3, 222927840), (4, 167195880), (5, 133756704), (6, 111463920), (8, 83597940), (9, 74309280), (10, 66878352), (12, 55731960), (15, 44585568), (16, 41798970), (18, 37154640), (20, 33439176), (24, 27865980), (27, 24769760), (30, 22292784), (32, 20899485), (36, 18577320), (40, 16719588), (45, 14861856), (48, 13932990), (54, 12384880), (60, 11146392), (72, 9288660), (80, 8359794), (90, 7430928), (96, 6966495), (108, 6192440), (120, 5573196), (135, 4953952), (144, 4644330), (149, 4488480), (160, 4179897), (180, 3715464), (216, 3096220), (240, 2786598), (270, 2476976), (288, 2322165), (298, 2244240), (360, 1857732), (432, 1548110), (447, 1496160), (480, 1393299), (540, 1238488), (596, 1122120), (720, 928866), (745, 897696), (864, 774055), (894, 748080), (1039, 643680), (1080, 619244), (1192, 561060), (1341, 498720), (1440, 464433), (1490, 448848), (1788, 374040), (2078, 321840), (2160, 309622), (2235, 299232), (2384, 280530), (2682, 249360), (2980, 224424), (3117, 214560), (3576, 187020), (4023, 166240), (4156, 160920), (4320, 154811), (4470, 149616), (4768, 140265), (5195, 128736), (5364, 124680), (5960, 112212), (6234, 107280), (6705, 99744), (7152, 93510), (8046, 83120), (8312, 80460), (8940, 74808), (9351, 71520), (10390, 64368), (10728, 62340), (11920, 56106), (12468, 53640), (13410, 49872), (14304, 46755), (15585, 42912), (16092, 41560), (16624, 40230), (17880, 37404), (18702, 35760), (20115, 33248), (20780, 32184), (21456, 31170), (23840, 28053), (24936, 26820)]