81933768

素因数分解:

$2^3\times 3^8\times 7^1\times {\mathrm{223}}^1$

素因数の和:260

約数の個数: 144

約数和(自身を含む): 264526080

約数和(自身を除く): 182592312

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 189, 216, 223, 243, 252, 324, 378, 446, 486, 504, 567, 648, 669, 729, 756, 892, 972, 1134, 1338, 1458, 1512, 1561, 1701, 1784, 1944, 2007, 2187, 2268, 2676, 2916, 3122, 3402, 4014, 4374, 4536, 4683, 5103, 5352, 5832, 6021, 6244, 6561, 6804, 8028, 8748, 9366, 10206, 12042, 12488, 13122, 13608, 14049, 15309, 16056, 17496, 18063, 18732, 20412, 24084, 26244, 28098, 30618, 36126, 37464, 40824, 42147, 45927, 48168, 52488, 54189, 56196, 61236, 72252, 84294, 91854, 108378, 112392, 122472, 126441, 144504, 162567, 168588, 183708, 216756, 252882, 325134, 337176, 367416, 379323, 433512, 487701, 505764, 650268, 758646, 975402, 1011528, 1137969, 1300536, 1463103, 1517292, 1950804, 2275938, 2926206, 3034584, 3413907, 3901608, 4551876, 5852412, 6827814, 9103752, 10241721, 11704824, 13655628, 20483442, 27311256, 40966884, 81933768]

約数ペア:

[(1, 81933768), (2, 40966884), (3, 27311256), (4, 20483442), (6, 13655628), (7, 11704824), (8, 10241721), (9, 9103752), (12, 6827814), (14, 5852412), (18, 4551876), (21, 3901608), (24, 3413907), (27, 3034584), (28, 2926206), (36, 2275938), (42, 1950804), (54, 1517292), (56, 1463103), (63, 1300536), (72, 1137969), (81, 1011528), (84, 975402), (108, 758646), (126, 650268), (162, 505764), (168, 487701), (189, 433512), (216, 379323), (223, 367416), (243, 337176), (252, 325134), (324, 252882), (378, 216756), (446, 183708), (486, 168588), (504, 162567), (567, 144504), (648, 126441), (669, 122472), (729, 112392), (756, 108378), (892, 91854), (972, 84294), (1134, 72252), (1338, 61236), (1458, 56196), (1512, 54189), (1561, 52488), (1701, 48168), (1784, 45927), (1944, 42147), (2007, 40824), (2187, 37464), (2268, 36126), (2676, 30618), (2916, 28098), (3122, 26244), (3402, 24084), (4014, 20412), (4374, 18732), (4536, 18063), (4683, 17496), (5103, 16056), (5352, 15309), (5832, 14049), (6021, 13608), (6244, 13122), (6561, 12488), (6804, 12042), (8028, 10206), (8748, 9366)]