638368416

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:292

約数の個数: 288

約数和(自身を含む): 2193609600

約数和(自身を除く): 1555241184

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 29, 32, 36, 42, 48, 56, 58, 61, 63, 72, 84, 87, 96, 112, 116, 122, 126, 144, 168, 174, 179, 183, 203, 224, 232, 244, 252, 261, 288, 336, 348, 358, 366, 406, 427, 464, 488, 504, 522, 537, 549, 609, 672, 696, 716, 732, 812, 854, 928, 976, 1008, 1044, 1074, 1098, 1218, 1253, 1281, 1392, 1432, 1464, 1611, 1624, 1708, 1769, 1827, 1952, 2016, 2088, 2148, 2196, 2436, 2506, 2562, 2784, 2864, 2928, 3222, 3248, 3416, 3538, 3654, 3759, 3843, 4176, 4296, 4392, 4872, 5012, 5124, 5191, 5307, 5728, 5856, 6444, 6496, 6832, 7076, 7308, 7518, 7686, 8352, 8592, 8784, 9744, 10024, 10248, 10382, 10614, 10919, 11277, 12383, 12888, 13664, 14152, 14616, 15036, 15372, 15573, 15921, 17184, 17568, 19488, 20048, 20496, 20764, 21228, 21838, 22554, 24766, 25776, 28304, 29232, 30072, 30744, 31146, 31842, 32757, 36337, 37149, 40096, 40992, 41528, 42456, 43676, 45108, 46719, 49532, 51552, 56608, 58464, 60144, 61488, 62292, 63684, 65514, 72674, 74298, 76433, 83056, 84912, 87352, 90216, 93438, 98271, 99064, 109011, 111447, 120288, 122976, 124584, 127368, 131028, 145348, 148596, 152866, 166112, 169824, 174704, 180432, 186876, 196542, 198128, 218022, 222894, 229299, 249168, 254736, 262056, 290696, 297192, 305732, 316651, 327033, 349408, 360864, 373752, 393084, 396256, 436044, 445788, 458598, 498336, 509472, 524112, 581392, 594384, 611464, 633302, 654066, 687897, 747504, 786168, 872088, 891576, 917196, 949953, 1048224, 1162784, 1188768, 1222928, 1266604, 1308132, 1375794, 1495008, 1572336, 1744176, 1783152, 1834392, 1899906, 2216557, 2445856, 2533208, 2616264, 2751588, 2849859, 3144672, 3488352, 3566304, 3668784, 3799812, 4433114, 5066416, 5232528, 5503176, 5699718, 6649671, 7337568, 7599624, 8866228, 10132832, 10465056, 11006352, 11399436, 13299342, 15199248, 17732456, 19949013, 22012704, 22798872, 26598684, 30398496, 35464912, 39898026, 45597744, 53197368, 70929824, 79796052, 91195488, 106394736, 159592104, 212789472, 319184208, 638368416]

約数ペア:

[(1, 638368416), (2, 319184208), (3, 212789472), (4, 159592104), (6, 106394736), (7, 91195488), (8, 79796052), (9, 70929824), (12, 53197368), (14, 45597744), (16, 39898026), (18, 35464912), (21, 30398496), (24, 26598684), (28, 22798872), (29, 22012704), (32, 19949013), (36, 17732456), (42, 15199248), (48, 13299342), (56, 11399436), (58, 11006352), (61, 10465056), (63, 10132832), (72, 8866228), (84, 7599624), (87, 7337568), (96, 6649671), (112, 5699718), (116, 5503176), (122, 5232528), (126, 5066416), (144, 4433114), (168, 3799812), (174, 3668784), (179, 3566304), (183, 3488352), (203, 3144672), (224, 2849859), (232, 2751588), (244, 2616264), (252, 2533208), (261, 2445856), (288, 2216557), (336, 1899906), (348, 1834392), (358, 1783152), (366, 1744176), (406, 1572336), (427, 1495008), (464, 1375794), (488, 1308132), (504, 1266604), (522, 1222928), (537, 1188768), (549, 1162784), (609, 1048224), (672, 949953), (696, 917196), (716, 891576), (732, 872088), (812, 786168), (854, 747504), (928, 687897), (976, 654066), (1008, 633302), (1044, 611464), (1074, 594384), (1098, 581392), (1218, 524112), (1253, 509472), (1281, 498336), (1392, 458598), (1432, 445788), (1464, 436044), (1611, 396256), (1624, 393084), (1708, 373752), (1769, 360864), (1827, 349408), (1952, 327033), (2016, 316651), (2088, 305732), (2148, 297192), (2196, 290696), (2436, 262056), (2506, 254736), (2562, 249168), (2784, 229299), (2864, 222894), (2928, 218022), (3222, 198128), (3248, 196542), (3416, 186876), (3538, 180432), (3654, 174704), (3759, 169824), (3843, 166112), (4176, 152866), (4296, 148596), (4392, 145348), (4872, 131028), (5012, 127368), (5124, 124584), (5191, 122976), (5307, 120288), (5728, 111447), (5856, 109011), (6444, 99064), (6496, 98271), (6832, 93438), (7076, 90216), (7308, 87352), (7518, 84912), (7686, 83056), (8352, 76433), (8592, 74298), (8784, 72674), (9744, 65514), (10024, 63684), (10248, 62292), (10382, 61488), (10614, 60144), (10919, 58464), (11277, 56608), (12383, 51552), (12888, 49532), (13664, 46719), (14152, 45108), (14616, 43676), (15036, 42456), (15372, 41528), (15573, 40992), (15921, 40096), (17184, 37149), (17568, 36337), (19488, 32757), (20048, 31842), (20496, 31146), (20764, 30744), (21228, 30072), (21838, 29232), (22554, 28304), (24766, 25776)]