256536503208

素因数分解:

$2^3\times 3^2\times {\mathrm{389}}^1\times {\mathrm{1741}}^1\times {\mathrm{5261}}^1$

素因数の和:7403

約数の個数: 96

約数和(自身を含む): 697105024200

約数和(自身を除く): 440568520992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 389, 778, 1167, 1556, 1741, 2334, 3112, 3482, 3501, 4668, 5223, 5261, 6964, 7002, 9336, 10446, 10522, 13928, 14004, 15669, 15783, 20892, 21044, 28008, 31338, 31566, 41784, 42088, 47349, 62676, 63132, 94698, 125352, 126264, 189396, 378792, 677249, 1354498, 2031747, 2046529, 2708996, 4063494, 4093058, 5417992, 6095241, 6139587, 8126988, 8186116, 9159401, 12190482, 12279174, 16253976, 16372232, 18318802, 18418761, 24380964, 24558348, 27478203, 36637604, 36837522, 48761928, 49116696, 54956406, 73275208, 73675044, 82434609, 109912812, 147350088, 164869218, 219825624, 329738436, 659476872, 3563006989, 7126013978, 10689020967, 14252027956, 21378041934, 28504055912, 32067062901, 42756083868, 64134125802, 85512167736, 128268251604, 256536503208]

約数ペア:

[(1, 256536503208), (2, 128268251604), (3, 85512167736), (4, 64134125802), (6, 42756083868), (8, 32067062901), (9, 28504055912), (12, 21378041934), (18, 14252027956), (24, 10689020967), (36, 7126013978), (72, 3563006989), (389, 659476872), (778, 329738436), (1167, 219825624), (1556, 164869218), (1741, 147350088), (2334, 109912812), (3112, 82434609), (3482, 73675044), (3501, 73275208), (4668, 54956406), (5223, 49116696), (5261, 48761928), (6964, 36837522), (7002, 36637604), (9336, 27478203), (10446, 24558348), (10522, 24380964), (13928, 18418761), (14004, 18318802), (15669, 16372232), (15783, 16253976), (20892, 12279174), (21044, 12190482), (28008, 9159401), (31338, 8186116), (31566, 8126988), (41784, 6139587), (42088, 6095241), (47349, 5417992), (62676, 4093058), (63132, 4063494), (94698, 2708996), (125352, 2046529), (126264, 2031747), (189396, 1354498), (378792, 677249)]