261262152

素因数分解:

$2^3\times 3^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1223}}^1$

素因数の和:1304

約数の個数: 128

約数和(自身を含む): 775526400

約数和(自身を除く): 514264248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 43, 46, 54, 69, 72, 86, 92, 108, 129, 138, 172, 184, 207, 216, 258, 276, 344, 387, 414, 516, 552, 621, 774, 828, 989, 1032, 1161, 1223, 1242, 1548, 1656, 1978, 2322, 2446, 2484, 2967, 3096, 3669, 3956, 4644, 4892, 4968, 5934, 7338, 7912, 8901, 9288, 9784, 11007, 11868, 14676, 17802, 22014, 23736, 26703, 28129, 29352, 33021, 35604, 44028, 52589, 53406, 56258, 66042, 71208, 84387, 88056, 105178, 106812, 112516, 132084, 157767, 168774, 210356, 213624, 225032, 253161, 264168, 315534, 337548, 420712, 473301, 506322, 631068, 675096, 759483, 946602, 1012644, 1209547, 1262136, 1419903, 1518966, 1893204, 2025288, 2419094, 2839806, 3037932, 3628641, 3786408, 4838188, 5679612, 6075864, 7257282, 9676376, 10885923, 11359224, 14514564, 21771846, 29029128, 32657769, 43543692, 65315538, 87087384, 130631076, 261262152]

約数ペア:

[(1, 261262152), (2, 130631076), (3, 87087384), (4, 65315538), (6, 43543692), (8, 32657769), (9, 29029128), (12, 21771846), (18, 14514564), (23, 11359224), (24, 10885923), (27, 9676376), (36, 7257282), (43, 6075864), (46, 5679612), (54, 4838188), (69, 3786408), (72, 3628641), (86, 3037932), (92, 2839806), (108, 2419094), (129, 2025288), (138, 1893204), (172, 1518966), (184, 1419903), (207, 1262136), (216, 1209547), (258, 1012644), (276, 946602), (344, 759483), (387, 675096), (414, 631068), (516, 506322), (552, 473301), (621, 420712), (774, 337548), (828, 315534), (989, 264168), (1032, 253161), (1161, 225032), (1223, 213624), (1242, 210356), (1548, 168774), (1656, 157767), (1978, 132084), (2322, 112516), (2446, 106812), (2484, 105178), (2967, 88056), (3096, 84387), (3669, 71208), (3956, 66042), (4644, 56258), (4892, 53406), (4968, 52589), (5934, 44028), (7338, 35604), (7912, 33021), (8901, 29352), (9288, 28129), (9784, 26703), (11007, 23736), (11868, 22014), (14676, 17802)]