666389376

素因数分解:

$2^7\times 3^3\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:222

約数の個数: 256

約数和(自身を含む): 2086920000

約数和(自身を除く): 1420530624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 48, 54, 58, 61, 64, 72, 87, 96, 108, 109, 116, 122, 128, 144, 174, 183, 192, 216, 218, 232, 244, 261, 288, 327, 348, 366, 384, 432, 436, 464, 488, 522, 549, 576, 654, 696, 732, 783, 864, 872, 928, 976, 981, 1044, 1098, 1152, 1308, 1392, 1464, 1566, 1647, 1728, 1744, 1769, 1856, 1952, 1962, 2088, 2196, 2616, 2784, 2928, 2943, 3132, 3161, 3294, 3456, 3488, 3538, 3712, 3904, 3924, 4176, 4392, 5232, 5307, 5568, 5856, 5886, 6264, 6322, 6588, 6649, 6976, 7076, 7808, 7848, 8352, 8784, 9483, 10464, 10614, 11136, 11712, 11772, 12528, 12644, 13176, 13298, 13952, 14152, 15696, 15921, 16704, 17568, 18966, 19947, 20928, 21228, 23424, 23544, 25056, 25288, 26352, 26596, 28304, 28449, 31392, 31842, 33408, 35136, 37932, 39894, 41856, 42456, 47088, 47763, 50112, 50576, 52704, 53192, 56608, 56898, 59841, 62784, 63684, 70272, 75864, 79788, 84912, 85347, 94176, 95526, 100224, 101152, 105408, 106384, 113216, 113796, 119682, 125568, 127368, 151728, 159576, 169824, 170694, 179523, 188352, 191052, 192821, 202304, 210816, 212768, 226432, 227592, 239364, 254736, 303456, 319152, 339648, 341388, 359046, 376704, 382104, 385642, 404608, 425536, 455184, 478728, 509472, 578463, 606912, 638304, 679296, 682776, 718092, 764208, 771284, 851072, 910368, 957456, 1018944, 1156926, 1213824, 1276608, 1365552, 1436184, 1528416, 1542568, 1735389, 1820736, 1914912, 2037888, 2313852, 2553216, 2731104, 2872368, 3056832, 3085136, 3470778, 3641472, 3829824, 4627704, 5206167, 5462208, 5744736, 6113664, 6170272, 6941556, 7659648, 9255408, 10412334, 10924416, 11489472, 12340544, 13883112, 18510816, 20824668, 22978944, 24681088, 27766224, 37021632, 41649336, 55532448, 74043264, 83298672, 111064896, 166597344, 222129792, 333194688, 666389376]

約数ペア:

[(1, 666389376), (2, 333194688), (3, 222129792), (4, 166597344), (6, 111064896), (8, 83298672), (9, 74043264), (12, 55532448), (16, 41649336), (18, 37021632), (24, 27766224), (27, 24681088), (29, 22978944), (32, 20824668), (36, 18510816), (48, 13883112), (54, 12340544), (58, 11489472), (61, 10924416), (64, 10412334), (72, 9255408), (87, 7659648), (96, 6941556), (108, 6170272), (109, 6113664), (116, 5744736), (122, 5462208), (128, 5206167), (144, 4627704), (174, 3829824), (183, 3641472), (192, 3470778), (216, 3085136), (218, 3056832), (232, 2872368), (244, 2731104), (261, 2553216), (288, 2313852), (327, 2037888), (348, 1914912), (366, 1820736), (384, 1735389), (432, 1542568), (436, 1528416), (464, 1436184), (488, 1365552), (522, 1276608), (549, 1213824), (576, 1156926), (654, 1018944), (696, 957456), (732, 910368), (783, 851072), (864, 771284), (872, 764208), (928, 718092), (976, 682776), (981, 679296), (1044, 638304), (1098, 606912), (1152, 578463), (1308, 509472), (1392, 478728), (1464, 455184), (1566, 425536), (1647, 404608), (1728, 385642), (1744, 382104), (1769, 376704), (1856, 359046), (1952, 341388), (1962, 339648), (2088, 319152), (2196, 303456), (2616, 254736), (2784, 239364), (2928, 227592), (2943, 226432), (3132, 212768), (3161, 210816), (3294, 202304), (3456, 192821), (3488, 191052), (3538, 188352), (3712, 179523), (3904, 170694), (3924, 169824), (4176, 159576), (4392, 151728), (5232, 127368), (5307, 125568), (5568, 119682), (5856, 113796), (5886, 113216), (6264, 106384), (6322, 105408), (6588, 101152), (6649, 100224), (6976, 95526), (7076, 94176), (7808, 85347), (7848, 84912), (8352, 79788), (8784, 75864), (9483, 70272), (10464, 63684), (10614, 62784), (11136, 59841), (11712, 56898), (11772, 56608), (12528, 53192), (12644, 52704), (13176, 50576), (13298, 50112), (13952, 47763), (14152, 47088), (15696, 42456), (15921, 41856), (16704, 39894), (17568, 37932), (18966, 35136), (19947, 33408), (20928, 31842), (21228, 31392), (23424, 28449), (23544, 28304), (25056, 26596), (25288, 26352)]