81264456

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:268

約数の個数: 192

約数和(自身を含む): 276057600

約数和(自身を除く): 194793144

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 52, 56, 63, 72, 78, 79, 84, 91, 104, 117, 126, 156, 157, 158, 168, 182, 234, 237, 252, 273, 312, 314, 316, 364, 468, 471, 474, 504, 546, 553, 628, 632, 711, 728, 819, 936, 942, 948, 1027, 1092, 1099, 1106, 1256, 1413, 1422, 1638, 1659, 1884, 1896, 2041, 2054, 2184, 2198, 2212, 2826, 2844, 3081, 3276, 3297, 3318, 3768, 4082, 4108, 4396, 4424, 4977, 5652, 5688, 6123, 6162, 6552, 6594, 6636, 7189, 8164, 8216, 8792, 9243, 9891, 9954, 11304, 12246, 12324, 12403, 13188, 13272, 14287, 14378, 16328, 18369, 18486, 19782, 19908, 21567, 24492, 24648, 24806, 26376, 28574, 28756, 36738, 36972, 37209, 39564, 39816, 42861, 43134, 48984, 49612, 57148, 57512, 64701, 73476, 73944, 74418, 79128, 85722, 86268, 86821, 99224, 111627, 114296, 128583, 129402, 146952, 148836, 161239, 171444, 172536, 173642, 223254, 257166, 258804, 260463, 297672, 322478, 342888, 347284, 446508, 483717, 514332, 517608, 520926, 644956, 694568, 781389, 893016, 967434, 1028664, 1041852, 1128673, 1289912, 1451151, 1562778, 1934868, 2083704, 2257346, 2902302, 3125556, 3386019, 3869736, 4514692, 5804604, 6251112, 6772038, 9029384, 10158057, 11609208, 13544076, 20316114, 27088152, 40632228, 81264456]

約数ペア:

[(1, 81264456), (2, 40632228), (3, 27088152), (4, 20316114), (6, 13544076), (7, 11609208), (8, 10158057), (9, 9029384), (12, 6772038), (13, 6251112), (14, 5804604), (18, 4514692), (21, 3869736), (24, 3386019), (26, 3125556), (28, 2902302), (36, 2257346), (39, 2083704), (42, 1934868), (52, 1562778), (56, 1451151), (63, 1289912), (72, 1128673), (78, 1041852), (79, 1028664), (84, 967434), (91, 893016), (104, 781389), (117, 694568), (126, 644956), (156, 520926), (157, 517608), (158, 514332), (168, 483717), (182, 446508), (234, 347284), (237, 342888), (252, 322478), (273, 297672), (312, 260463), (314, 258804), (316, 257166), (364, 223254), (468, 173642), (471, 172536), (474, 171444), (504, 161239), (546, 148836), (553, 146952), (628, 129402), (632, 128583), (711, 114296), (728, 111627), (819, 99224), (936, 86821), (942, 86268), (948, 85722), (1027, 79128), (1092, 74418), (1099, 73944), (1106, 73476), (1256, 64701), (1413, 57512), (1422, 57148), (1638, 49612), (1659, 48984), (1884, 43134), (1896, 42861), (2041, 39816), (2054, 39564), (2184, 37209), (2198, 36972), (2212, 36738), (2826, 28756), (2844, 28574), (3081, 26376), (3276, 24806), (3297, 24648), (3318, 24492), (3768, 21567), (4082, 19908), (4108, 19782), (4396, 18486), (4424, 18369), (4977, 16328), (5652, 14378), (5688, 14287), (6123, 13272), (6162, 13188), (6552, 12403), (6594, 12324), (6636, 12246), (7189, 11304), (8164, 9954), (8216, 9891), (8792, 9243)]