257240928

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{1223}}^1$

素因数の和:1556

約数の個数: 96

約数和(自身を含む): 774821376

約数和(自身を除く): 517580448

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 313, 336, 626, 672, 939, 1223, 1252, 1878, 2191, 2446, 2504, 3669, 3756, 4382, 4892, 5008, 6573, 7338, 7512, 8561, 8764, 9784, 10016, 13146, 14676, 15024, 17122, 17528, 19568, 25683, 26292, 29352, 30048, 34244, 35056, 39136, 51366, 52584, 58704, 68488, 70112, 102732, 105168, 117408, 136976, 205464, 210336, 273952, 382799, 410928, 765598, 821856, 1148397, 1531196, 2296794, 2679593, 3062392, 4593588, 5359186, 6124784, 8038779, 9187176, 10718372, 12249568, 16077558, 18374352, 21436744, 32155116, 36748704, 42873488, 64310232, 85746976, 128620464, 257240928]

約数ペア:

[(1, 257240928), (2, 128620464), (3, 85746976), (4, 64310232), (6, 42873488), (7, 36748704), (8, 32155116), (12, 21436744), (14, 18374352), (16, 16077558), (21, 12249568), (24, 10718372), (28, 9187176), (32, 8038779), (42, 6124784), (48, 5359186), (56, 4593588), (84, 3062392), (96, 2679593), (112, 2296794), (168, 1531196), (224, 1148397), (313, 821856), (336, 765598), (626, 410928), (672, 382799), (939, 273952), (1223, 210336), (1252, 205464), (1878, 136976), (2191, 117408), (2446, 105168), (2504, 102732), (3669, 70112), (3756, 68488), (4382, 58704), (4892, 52584), (5008, 51366), (6573, 39136), (7338, 35056), (7512, 34244), (8561, 30048), (8764, 29352), (9784, 26292), (10016, 25683), (13146, 19568), (14676, 17528), (15024, 17122)]