20170520916

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{4789}}^1$

素因数の和:4871

約数の個数: 288

約数和(自身を含む): 64216656000

約数和(自身を除く): 44046135084

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 19, 21, 26, 28, 29, 38, 39, 42, 49, 52, 57, 58, 76, 78, 84, 87, 91, 98, 114, 116, 133, 147, 156, 174, 182, 196, 203, 228, 247, 266, 273, 294, 348, 364, 377, 399, 406, 494, 532, 546, 551, 588, 609, 637, 741, 754, 798, 812, 931, 988, 1092, 1102, 1131, 1218, 1274, 1421, 1482, 1508, 1596, 1653, 1729, 1862, 1911, 2204, 2262, 2436, 2548, 2639, 2793, 2842, 2964, 3306, 3458, 3724, 3822, 3857, 4263, 4524, 4789, 5187, 5278, 5586, 5684, 6612, 6916, 7163, 7644, 7714, 7917, 8526, 9578, 10374, 10556, 11172, 11571, 12103, 14326, 14367, 15428, 15834, 17052, 18473, 19156, 20748, 21489, 23142, 24206, 26999, 28652, 28734, 31668, 33523, 36309, 36946, 42978, 46284, 48412, 50141, 53998, 55419, 57468, 62257, 67046, 72618, 73892, 80997, 85956, 90991, 100282, 100569, 107996, 110838, 124514, 134092, 138881, 145236, 150423, 161994, 181982, 186771, 200564, 201138, 221676, 234661, 249028, 272973, 277762, 300846, 323988, 350987, 363964, 373542, 402276, 416643, 435799, 469322, 545946, 555524, 601692, 636937, 701974, 703983, 747084, 833286, 871598, 938644, 972167, 1052961, 1091892, 1182883, 1273874, 1307397, 1403948, 1407966, 1666572, 1743196, 1805453, 1910811, 1944334, 2105922, 2365766, 2547748, 2614794, 2638739, 2815932, 2916501, 3050593, 3548649, 3610906, 3821622, 3888668, 4211844, 4458559, 4731532, 5229588, 5277478, 5416359, 5833002, 6101186, 6805169, 7097298, 7221812, 7643244, 7916217, 8280181, 8917118, 9151779, 10554956, 10832718, 11666004, 12202372, 12638171, 13375677, 13610338, 14194596, 15832434, 16560362, 17834236, 18303558, 18471173, 20415507, 21665436, 24840543, 25276342, 26751354, 27220676, 31664868, 33120724, 34303607, 36607116, 36942346, 37914513, 40831014, 49681086, 50552684, 53502708, 55413519, 57961267, 68607214, 73884692, 75829026, 81662028, 88467197, 99362172, 102910821, 110827038, 115922534, 129298211, 137214428, 151658052, 173883801, 176934394, 205821642, 221654076, 231845068, 240125249, 258596422, 265401591, 347767602, 353868788, 387894633, 411643284, 480250498, 517192844, 530803182, 695535204, 720375747, 775789266, 960500996, 1061606364, 1440751494, 1551578532, 1680876743, 2881502988, 3361753486, 5042630229, 6723506972, 10085260458, 20170520916]

約数ペア:

[(1, 20170520916), (2, 10085260458), (3, 6723506972), (4, 5042630229), (6, 3361753486), (7, 2881502988), (12, 1680876743), (13, 1551578532), (14, 1440751494), (19, 1061606364), (21, 960500996), (26, 775789266), (28, 720375747), (29, 695535204), (38, 530803182), (39, 517192844), (42, 480250498), (49, 411643284), (52, 387894633), (57, 353868788), (58, 347767602), (76, 265401591), (78, 258596422), (84, 240125249), (87, 231845068), (91, 221654076), (98, 205821642), (114, 176934394), (116, 173883801), (133, 151658052), (147, 137214428), (156, 129298211), (174, 115922534), (182, 110827038), (196, 102910821), (203, 99362172), (228, 88467197), (247, 81662028), (266, 75829026), (273, 73884692), (294, 68607214), (348, 57961267), (364, 55413519), (377, 53502708), (399, 50552684), (406, 49681086), (494, 40831014), (532, 37914513), (546, 36942346), (551, 36607116), (588, 34303607), (609, 33120724), (637, 31664868), (741, 27220676), (754, 26751354), (798, 25276342), (812, 24840543), (931, 21665436), (988, 20415507), (1092, 18471173), (1102, 18303558), (1131, 17834236), (1218, 16560362), (1274, 15832434), (1421, 14194596), (1482, 13610338), (1508, 13375677), (1596, 12638171), (1653, 12202372), (1729, 11666004), (1862, 10832718), (1911, 10554956), (2204, 9151779), (2262, 8917118), (2436, 8280181), (2548, 7916217), (2639, 7643244), (2793, 7221812), (2842, 7097298), (2964, 6805169), (3306, 6101186), (3458, 5833002), (3724, 5416359), (3822, 5277478), (3857, 5229588), (4263, 4731532), (4524, 4458559), (4789, 4211844), (5187, 3888668), (5278, 3821622), (5586, 3610906), (5684, 3548649), (6612, 3050593), (6916, 2916501), (7163, 2815932), (7644, 2638739), (7714, 2614794), (7917, 2547748), (8526, 2365766), (9578, 2105922), (10374, 1944334), (10556, 1910811), (11172, 1805453), (11571, 1743196), (12103, 1666572), (14326, 1407966), (14367, 1403948), (15428, 1307397), (15834, 1273874), (17052, 1182883), (18473, 1091892), (19156, 1052961), (20748, 972167), (21489, 938644), (23142, 871598), (24206, 833286), (26999, 747084), (28652, 703983), (28734, 701974), (31668, 636937), (33523, 601692), (36309, 555524), (36946, 545946), (42978, 469322), (46284, 435799), (48412, 416643), (50141, 402276), (53998, 373542), (55419, 363964), (57468, 350987), (62257, 323988), (67046, 300846), (72618, 277762), (73892, 272973), (80997, 249028), (85956, 234661), (90991, 221676), (100282, 201138), (100569, 200564), (107996, 186771), (110838, 181982), (124514, 161994), (134092, 150423), (138881, 145236)]