212718996

素因数分解:

$2^2\times 3^2\times 7^4\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:168

約数の個数: 180

約数和(自身を含む): 660677472

約数和(自身を除く): 447958476

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 49, 63, 69, 84, 92, 98, 107, 126, 138, 147, 161, 196, 207, 214, 252, 276, 294, 321, 322, 343, 414, 428, 441, 483, 588, 642, 644, 686, 749, 828, 882, 963, 966, 1029, 1127, 1284, 1372, 1449, 1498, 1764, 1926, 1932, 2058, 2247, 2254, 2401, 2461, 2898, 2996, 3087, 3381, 3852, 4116, 4494, 4508, 4802, 4922, 5243, 5796, 6174, 6741, 6762, 7203, 7383, 7889, 8988, 9604, 9844, 10143, 10486, 12348, 13482, 13524, 14406, 14766, 15729, 15778, 17227, 20286, 20972, 21609, 22149, 23667, 26964, 28812, 29532, 31458, 31556, 34454, 36701, 40572, 43218, 44298, 47187, 47334, 51681, 55223, 62916, 68908, 71001, 73402, 86436, 88596, 94374, 94668, 103362, 110103, 110446, 120589, 142002, 146804, 155043, 165669, 188748, 206724, 220206, 220892, 241178, 256907, 284004, 310086, 330309, 331338, 361767, 440412, 482356, 497007, 513814, 620172, 660618, 662676, 723534, 770721, 844123, 994014, 1027628, 1085301, 1321236, 1447068, 1541442, 1688246, 1988028, 2170602, 2312163, 2532369, 3082884, 3376492, 4341204, 4624326, 5064738, 5908861, 7597107, 9248652, 10129476, 11817722, 15194214, 17726583, 23635444, 30388428, 35453166, 53179749, 70906332, 106359498, 212718996]

約数ペア:

[(1, 212718996), (2, 106359498), (3, 70906332), (4, 53179749), (6, 35453166), (7, 30388428), (9, 23635444), (12, 17726583), (14, 15194214), (18, 11817722), (21, 10129476), (23, 9248652), (28, 7597107), (36, 5908861), (42, 5064738), (46, 4624326), (49, 4341204), (63, 3376492), (69, 3082884), (84, 2532369), (92, 2312163), (98, 2170602), (107, 1988028), (126, 1688246), (138, 1541442), (147, 1447068), (161, 1321236), (196, 1085301), (207, 1027628), (214, 994014), (252, 844123), (276, 770721), (294, 723534), (321, 662676), (322, 660618), (343, 620172), (414, 513814), (428, 497007), (441, 482356), (483, 440412), (588, 361767), (642, 331338), (644, 330309), (686, 310086), (749, 284004), (828, 256907), (882, 241178), (963, 220892), (966, 220206), (1029, 206724), (1127, 188748), (1284, 165669), (1372, 155043), (1449, 146804), (1498, 142002), (1764, 120589), (1926, 110446), (1932, 110103), (2058, 103362), (2247, 94668), (2254, 94374), (2401, 88596), (2461, 86436), (2898, 73402), (2996, 71001), (3087, 68908), (3381, 62916), (3852, 55223), (4116, 51681), (4494, 47334), (4508, 47187), (4802, 44298), (4922, 43218), (5243, 40572), (5796, 36701), (6174, 34454), (6741, 31556), (6762, 31458), (7203, 29532), (7383, 28812), (7889, 26964), (8988, 23667), (9604, 22149), (9844, 21609), (10143, 20972), (10486, 20286), (12348, 17227), (13482, 15778), (13524, 15729), (14406, 14766)]