400694868

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{269}}^1$

素因数の和:566

約数の個数: 144

約数和(自身を含む): 1217099520

約数和(自身を除く): 816404652

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 84, 92, 126, 138, 161, 207, 252, 257, 269, 276, 322, 414, 483, 514, 538, 644, 771, 807, 828, 966, 1028, 1076, 1449, 1542, 1614, 1799, 1883, 1932, 2313, 2421, 2898, 3084, 3228, 3598, 3766, 4626, 4842, 5397, 5649, 5796, 5911, 6187, 7196, 7532, 9252, 9684, 10794, 11298, 11822, 12374, 16191, 16947, 17733, 18561, 21588, 22596, 23644, 24748, 32382, 33894, 35466, 37122, 41377, 43309, 53199, 55683, 64764, 67788, 69133, 70932, 74244, 82754, 86618, 106398, 111366, 124131, 129927, 138266, 165508, 173236, 207399, 212796, 222732, 248262, 259854, 276532, 372393, 389781, 414798, 483931, 496524, 519708, 622197, 744786, 779562, 829596, 967862, 1244394, 1451793, 1489572, 1559124, 1590059, 1935724, 2488788, 2903586, 3180118, 4355379, 4770177, 5807172, 6360236, 8710758, 9540354, 11130413, 14310531, 17421516, 19080708, 22260826, 28621062, 33391239, 44521652, 57242124, 66782478, 100173717, 133564956, 200347434, 400694868]

約数ペア:

[(1, 400694868), (2, 200347434), (3, 133564956), (4, 100173717), (6, 66782478), (7, 57242124), (9, 44521652), (12, 33391239), (14, 28621062), (18, 22260826), (21, 19080708), (23, 17421516), (28, 14310531), (36, 11130413), (42, 9540354), (46, 8710758), (63, 6360236), (69, 5807172), (84, 4770177), (92, 4355379), (126, 3180118), (138, 2903586), (161, 2488788), (207, 1935724), (252, 1590059), (257, 1559124), (269, 1489572), (276, 1451793), (322, 1244394), (414, 967862), (483, 829596), (514, 779562), (538, 744786), (644, 622197), (771, 519708), (807, 496524), (828, 483931), (966, 414798), (1028, 389781), (1076, 372393), (1449, 276532), (1542, 259854), (1614, 248262), (1799, 222732), (1883, 212796), (1932, 207399), (2313, 173236), (2421, 165508), (2898, 138266), (3084, 129927), (3228, 124131), (3598, 111366), (3766, 106398), (4626, 86618), (4842, 82754), (5397, 74244), (5649, 70932), (5796, 69133), (5911, 67788), (6187, 64764), (7196, 55683), (7532, 53199), (9252, 43309), (9684, 41377), (10794, 37122), (11298, 35466), (11822, 33894), (12374, 32382), (16191, 24748), (16947, 23644), (17733, 22596), (18561, 21588)]