128716146

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:201

約数の個数: 144

約数和(自身を含む): 339150240

約数和(自身を除く): 210434094

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 19, 26, 34, 38, 39, 51, 57, 78, 102, 114, 117, 131, 153, 169, 171, 221, 234, 247, 262, 306, 323, 338, 342, 393, 442, 494, 507, 646, 663, 741, 786, 969, 1014, 1179, 1326, 1482, 1521, 1703, 1938, 1989, 2223, 2227, 2358, 2489, 2873, 2907, 3042, 3211, 3406, 3978, 4199, 4446, 4454, 4978, 5109, 5746, 5814, 6422, 6681, 7467, 8398, 8619, 9633, 10218, 12597, 13362, 14934, 15327, 17238, 19266, 20043, 22139, 22401, 25194, 25857, 28899, 28951, 30654, 32357, 37791, 40086, 42313, 44278, 44802, 51714, 54587, 57798, 57902, 64714, 66417, 75582, 84626, 86853, 97071, 109174, 126939, 132834, 163761, 173706, 194142, 199251, 253878, 260559, 291213, 327522, 376363, 380817, 398502, 420641, 491283, 521118, 550069, 582426, 752726, 761634, 841282, 982566, 1100138, 1129089, 1261923, 1650207, 2258178, 2523846, 3300414, 3387267, 3785769, 4950621, 6774534, 7150897, 7571538, 9901242, 14301794, 21452691, 42905382, 64358073, 128716146]

約数ペア:

[(1, 128716146), (2, 64358073), (3, 42905382), (6, 21452691), (9, 14301794), (13, 9901242), (17, 7571538), (18, 7150897), (19, 6774534), (26, 4950621), (34, 3785769), (38, 3387267), (39, 3300414), (51, 2523846), (57, 2258178), (78, 1650207), (102, 1261923), (114, 1129089), (117, 1100138), (131, 982566), (153, 841282), (169, 761634), (171, 752726), (221, 582426), (234, 550069), (247, 521118), (262, 491283), (306, 420641), (323, 398502), (338, 380817), (342, 376363), (393, 327522), (442, 291213), (494, 260559), (507, 253878), (646, 199251), (663, 194142), (741, 173706), (786, 163761), (969, 132834), (1014, 126939), (1179, 109174), (1326, 97071), (1482, 86853), (1521, 84626), (1703, 75582), (1938, 66417), (1989, 64714), (2223, 57902), (2227, 57798), (2358, 54587), (2489, 51714), (2873, 44802), (2907, 44278), (3042, 42313), (3211, 40086), (3406, 37791), (3978, 32357), (4199, 30654), (4446, 28951), (4454, 28899), (4978, 25857), (5109, 25194), (5746, 22401), (5814, 22139), (6422, 20043), (6681, 19266), (7467, 17238), (8398, 15327), (8619, 14934), (9633, 13362), (10218, 12597)]