56978964

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:164

約数の個数: 180

約数和(自身を含む): 179790996

約数和(自身を除く): 122812032

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 37, 42, 49, 54, 63, 74, 81, 84, 97, 98, 108, 111, 126, 147, 148, 162, 189, 194, 196, 222, 252, 259, 291, 294, 324, 333, 378, 388, 441, 444, 518, 567, 582, 588, 666, 679, 756, 777, 873, 882, 999, 1036, 1134, 1164, 1323, 1332, 1358, 1554, 1746, 1764, 1813, 1998, 2037, 2268, 2331, 2619, 2646, 2716, 2997, 3108, 3492, 3589, 3626, 3969, 3996, 4074, 4662, 4753, 5238, 5292, 5439, 5994, 6111, 6993, 7178, 7252, 7857, 7938, 8148, 9324, 9506, 10476, 10767, 10878, 11988, 12222, 13986, 14259, 14356, 15714, 15876, 16317, 18333, 19012, 20979, 21534, 21756, 24444, 25123, 27972, 28518, 31428, 32301, 32634, 36666, 41958, 42777, 43068, 48951, 50246, 54999, 57036, 64602, 65268, 73332, 75369, 83916, 85554, 96903, 97902, 100492, 109998, 128331, 129204, 146853, 150738, 171108, 175861, 193806, 195804, 219996, 226107, 256662, 290709, 293706, 301476, 351722, 384993, 387612, 452214, 513324, 527583, 581418, 587412, 678321, 703444, 769986, 904428, 1055166, 1162836, 1356642, 1539972, 1582749, 2034963, 2110332, 2713284, 3165498, 4069926, 4748247, 6330996, 8139852, 9496494, 14244741, 18992988, 28489482, 56978964]

約数ペア:

[(1, 56978964), (2, 28489482), (3, 18992988), (4, 14244741), (6, 9496494), (7, 8139852), (9, 6330996), (12, 4748247), (14, 4069926), (18, 3165498), (21, 2713284), (27, 2110332), (28, 2034963), (36, 1582749), (37, 1539972), (42, 1356642), (49, 1162836), (54, 1055166), (63, 904428), (74, 769986), (81, 703444), (84, 678321), (97, 587412), (98, 581418), (108, 527583), (111, 513324), (126, 452214), (147, 387612), (148, 384993), (162, 351722), (189, 301476), (194, 293706), (196, 290709), (222, 256662), (252, 226107), (259, 219996), (291, 195804), (294, 193806), (324, 175861), (333, 171108), (378, 150738), (388, 146853), (441, 129204), (444, 128331), (518, 109998), (567, 100492), (582, 97902), (588, 96903), (666, 85554), (679, 83916), (756, 75369), (777, 73332), (873, 65268), (882, 64602), (999, 57036), (1036, 54999), (1134, 50246), (1164, 48951), (1323, 43068), (1332, 42777), (1358, 41958), (1554, 36666), (1746, 32634), (1764, 32301), (1813, 31428), (1998, 28518), (2037, 27972), (2268, 25123), (2331, 24444), (2619, 21756), (2646, 21534), (2716, 20979), (2997, 19012), (3108, 18333), (3492, 16317), (3589, 15876), (3626, 15714), (3969, 14356), (3996, 14259), (4074, 13986), (4662, 12222), (4753, 11988), (5238, 10878), (5292, 10767), (5439, 10476), (5994, 9506), (6111, 9324), (6993, 8148), (7178, 7938), (7252, 7857)]