261393132

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{463}}^1$

素因数の和:548

約数の個数: 192

約数和(自身を含む): 838139904

約数和(自身を除く): 576746772

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 13, 14, 21, 22, 26, 28, 33, 39, 42, 44, 47, 52, 66, 77, 78, 84, 91, 94, 132, 141, 143, 154, 156, 182, 188, 231, 273, 282, 286, 308, 329, 364, 429, 462, 463, 517, 546, 564, 572, 611, 658, 858, 924, 926, 987, 1001, 1034, 1092, 1222, 1316, 1389, 1551, 1716, 1833, 1852, 1974, 2002, 2068, 2444, 2778, 3003, 3102, 3241, 3619, 3666, 3948, 4004, 4277, 5093, 5556, 6006, 6019, 6204, 6482, 6721, 7238, 7332, 8554, 9723, 10186, 10857, 12012, 12038, 12831, 12964, 13442, 14476, 15279, 17108, 18057, 19446, 20163, 20372, 21714, 21761, 24076, 25662, 26884, 30558, 35651, 36114, 38892, 40326, 42133, 43428, 43522, 47047, 51324, 61116, 65283, 66209, 71302, 72228, 80652, 84266, 87044, 94094, 106953, 126399, 130566, 132418, 141141, 142604, 152327, 168532, 188188, 198627, 213906, 239371, 252798, 261132, 264836, 282282, 282893, 304654, 397254, 427812, 456981, 463463, 478742, 505596, 564564, 565786, 609308, 718113, 794508, 848679, 913962, 926926, 957484, 1131572, 1390389, 1436226, 1675597, 1697358, 1827924, 1853852, 1980251, 2780778, 2872452, 3111823, 3351194, 3394716, 3960502, 5026791, 5561556, 5940753, 6223646, 6702388, 7921004, 9335469, 10053582, 11881506, 12447292, 18670938, 20107164, 21782761, 23763012, 37341876, 43565522, 65348283, 87131044, 130696566, 261393132]

約数ペア:

[(1, 261393132), (2, 130696566), (3, 87131044), (4, 65348283), (6, 43565522), (7, 37341876), (11, 23763012), (12, 21782761), (13, 20107164), (14, 18670938), (21, 12447292), (22, 11881506), (26, 10053582), (28, 9335469), (33, 7921004), (39, 6702388), (42, 6223646), (44, 5940753), (47, 5561556), (52, 5026791), (66, 3960502), (77, 3394716), (78, 3351194), (84, 3111823), (91, 2872452), (94, 2780778), (132, 1980251), (141, 1853852), (143, 1827924), (154, 1697358), (156, 1675597), (182, 1436226), (188, 1390389), (231, 1131572), (273, 957484), (282, 926926), (286, 913962), (308, 848679), (329, 794508), (364, 718113), (429, 609308), (462, 565786), (463, 564564), (517, 505596), (546, 478742), (564, 463463), (572, 456981), (611, 427812), (658, 397254), (858, 304654), (924, 282893), (926, 282282), (987, 264836), (1001, 261132), (1034, 252798), (1092, 239371), (1222, 213906), (1316, 198627), (1389, 188188), (1551, 168532), (1716, 152327), (1833, 142604), (1852, 141141), (1974, 132418), (2002, 130566), (2068, 126399), (2444, 106953), (2778, 94094), (3003, 87044), (3102, 84266), (3241, 80652), (3619, 72228), (3666, 71302), (3948, 66209), (4004, 65283), (4277, 61116), (5093, 51324), (5556, 47047), (6006, 43522), (6019, 43428), (6204, 42133), (6482, 40326), (6721, 38892), (7238, 36114), (7332, 35651), (8554, 30558), (9723, 26884), (10186, 25662), (10857, 24076), (12012, 21761), (12038, 21714), (12831, 20372), (12964, 20163), (13442, 19446), (14476, 18057), (15279, 17108)]