2991312016

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:298

約数の個数: 240

約数和(自身を含む): 7751503872

約数和(自身を除く): 4760191856

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 44, 49, 56, 62, 67, 77, 88, 98, 112, 124, 134, 154, 167, 176, 196, 217, 248, 268, 308, 334, 341, 392, 434, 469, 496, 536, 539, 616, 668, 682, 737, 784, 868, 938, 1072, 1078, 1169, 1232, 1336, 1364, 1474, 1519, 1736, 1837, 1876, 2077, 2156, 2338, 2387, 2672, 2728, 2948, 3038, 3283, 3472, 3674, 3752, 4154, 4312, 4676, 4774, 5159, 5177, 5456, 5896, 6076, 6566, 7348, 7504, 8183, 8308, 8624, 9352, 9548, 10318, 10354, 11189, 11792, 12152, 12859, 13132, 14539, 14696, 16366, 16616, 16709, 18704, 19096, 20636, 20708, 22378, 22847, 24304, 25718, 26264, 29078, 29392, 32732, 33232, 33418, 36113, 36239, 38192, 41272, 41416, 44756, 45694, 51436, 52528, 56947, 58156, 65464, 66836, 72226, 72478, 78323, 82544, 82832, 89512, 90013, 91388, 101773, 102872, 113894, 116312, 123079, 130928, 133672, 144452, 144956, 156646, 159929, 179024, 180026, 182776, 203546, 205744, 227788, 232624, 246158, 253673, 267344, 288904, 289912, 313292, 319858, 346859, 360052, 365552, 398629, 407092, 455576, 492316, 507346, 548261, 577808, 579824, 626584, 639716, 693718, 720104, 797258, 814184, 861553, 911152, 984632, 1014692, 1096522, 1119503, 1253168, 1279432, 1387436, 1440208, 1594516, 1628368, 1723106, 1969264, 2029384, 2193044, 2239006, 2428013, 2558864, 2774872, 2790403, 3189032, 3446212, 3815449, 4058768, 4386088, 4478012, 4856026, 5549744, 5580806, 6030871, 6378064, 6892424, 7630898, 8772176, 8956024, 9712052, 11161612, 12061742, 13784848, 15261796, 16996091, 17912048, 19424104, 22323224, 24123484, 26708143, 30523592, 33992182, 38848208, 44646448, 48246968, 53416286, 61047184, 67984364, 96493936, 106832572, 135968728, 186957001, 213665144, 271937456, 373914002, 427330288, 747828004, 1495656008, 2991312016]

約数ペア:

[(1, 2991312016), (2, 1495656008), (4, 747828004), (7, 427330288), (8, 373914002), (11, 271937456), (14, 213665144), (16, 186957001), (22, 135968728), (28, 106832572), (31, 96493936), (44, 67984364), (49, 61047184), (56, 53416286), (62, 48246968), (67, 44646448), (77, 38848208), (88, 33992182), (98, 30523592), (112, 26708143), (124, 24123484), (134, 22323224), (154, 19424104), (167, 17912048), (176, 16996091), (196, 15261796), (217, 13784848), (248, 12061742), (268, 11161612), (308, 9712052), (334, 8956024), (341, 8772176), (392, 7630898), (434, 6892424), (469, 6378064), (496, 6030871), (536, 5580806), (539, 5549744), (616, 4856026), (668, 4478012), (682, 4386088), (737, 4058768), (784, 3815449), (868, 3446212), (938, 3189032), (1072, 2790403), (1078, 2774872), (1169, 2558864), (1232, 2428013), (1336, 2239006), (1364, 2193044), (1474, 2029384), (1519, 1969264), (1736, 1723106), (1837, 1628368), (1876, 1594516), (2077, 1440208), (2156, 1387436), (2338, 1279432), (2387, 1253168), (2672, 1119503), (2728, 1096522), (2948, 1014692), (3038, 984632), (3283, 911152), (3472, 861553), (3674, 814184), (3752, 797258), (4154, 720104), (4312, 693718), (4676, 639716), (4774, 626584), (5159, 579824), (5177, 577808), (5456, 548261), (5896, 507346), (6076, 492316), (6566, 455576), (7348, 407092), (7504, 398629), (8183, 365552), (8308, 360052), (8624, 346859), (9352, 319858), (9548, 313292), (10318, 289912), (10354, 288904), (11189, 267344), (11792, 253673), (12152, 246158), (12859, 232624), (13132, 227788), (14539, 205744), (14696, 203546), (16366, 182776), (16616, 180026), (16709, 179024), (18704, 159929), (19096, 156646), (20636, 144956), (20708, 144452), (22378, 133672), (22847, 130928), (24304, 123079), (25718, 116312), (26264, 113894), (29078, 102872), (29392, 101773), (32732, 91388), (33232, 90013), (33418, 89512), (36113, 82832), (36239, 82544), (38192, 78323), (41272, 72478), (41416, 72226), (44756, 66836), (45694, 65464), (51436, 58156), (52528, 56947)]