260797644

素因数分解:

$2^2\times 3^4\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{443}}^1$

素因数の和:561

約数の個数: 120

約数和(自身を含む): 722050560

約数和(自身を除く): 461252916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 79, 81, 92, 108, 138, 158, 162, 207, 237, 276, 316, 324, 414, 443, 474, 621, 711, 828, 886, 948, 1242, 1329, 1422, 1772, 1817, 1863, 2133, 2484, 2658, 2844, 3634, 3726, 3987, 4266, 5316, 5451, 6399, 7268, 7452, 7974, 8532, 10189, 10902, 11961, 12798, 15948, 16353, 20378, 21804, 23922, 25596, 30567, 32706, 34997, 35883, 40756, 47844, 49059, 61134, 65412, 69994, 71766, 91701, 98118, 104991, 122268, 139988, 143532, 147177, 183402, 196236, 209982, 275103, 294354, 314973, 366804, 419964, 550206, 588708, 629946, 804931, 825309, 944919, 1100412, 1259892, 1609862, 1650618, 1889838, 2414793, 2834757, 3219724, 3301236, 3779676, 4829586, 5669514, 7244379, 9659172, 11339028, 14488758, 21733137, 28977516, 43466274, 65199411, 86932548, 130398822, 260797644]

約数ペア:

[(1, 260797644), (2, 130398822), (3, 86932548), (4, 65199411), (6, 43466274), (9, 28977516), (12, 21733137), (18, 14488758), (23, 11339028), (27, 9659172), (36, 7244379), (46, 5669514), (54, 4829586), (69, 3779676), (79, 3301236), (81, 3219724), (92, 2834757), (108, 2414793), (138, 1889838), (158, 1650618), (162, 1609862), (207, 1259892), (237, 1100412), (276, 944919), (316, 825309), (324, 804931), (414, 629946), (443, 588708), (474, 550206), (621, 419964), (711, 366804), (828, 314973), (886, 294354), (948, 275103), (1242, 209982), (1329, 196236), (1422, 183402), (1772, 147177), (1817, 143532), (1863, 139988), (2133, 122268), (2484, 104991), (2658, 98118), (2844, 91701), (3634, 71766), (3726, 69994), (3987, 65412), (4266, 61134), (5316, 49059), (5451, 47844), (6399, 40756), (7268, 35883), (7452, 34997), (7974, 32706), (8532, 30567), (10189, 25596), (10902, 23922), (11961, 21804), (12798, 20378), (15948, 16353)]