656662464

素因数分解:

$2^6\times 3^4\times {\mathrm{197}}^1\times {\mathrm{643}}^1$

素因数の和:864

約数の個数: 140

約数和(自身を含む): 1959476904

約数和(自身を除く): 1302814440

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 144, 162, 192, 197, 216, 288, 324, 394, 432, 576, 591, 643, 648, 788, 864, 1182, 1286, 1296, 1576, 1728, 1773, 1929, 2364, 2572, 2592, 3152, 3546, 3858, 4728, 5144, 5184, 5319, 5787, 6304, 7092, 7716, 9456, 10288, 10638, 11574, 12608, 14184, 15432, 15957, 17361, 18912, 20576, 21276, 23148, 28368, 30864, 31914, 34722, 37824, 41152, 42552, 46296, 52083, 56736, 61728, 63828, 69444, 85104, 92592, 104166, 113472, 123456, 126671, 127656, 138888, 170208, 185184, 208332, 253342, 255312, 277776, 340416, 370368, 380013, 416664, 506684, 510624, 555552, 760026, 833328, 1013368, 1021248, 1111104, 1140039, 1520052, 1666656, 2026736, 2280078, 3040104, 3333312, 3420117, 4053472, 4560156, 6080208, 6840234, 8106944, 9120312, 10260351, 12160416, 13680468, 18240624, 20520702, 24320832, 27360936, 36481248, 41041404, 54721872, 72962496, 82082808, 109443744, 164165616, 218887488, 328331232, 656662464]

約数ペア:

[(1, 656662464), (2, 328331232), (3, 218887488), (4, 164165616), (6, 109443744), (8, 82082808), (9, 72962496), (12, 54721872), (16, 41041404), (18, 36481248), (24, 27360936), (27, 24320832), (32, 20520702), (36, 18240624), (48, 13680468), (54, 12160416), (64, 10260351), (72, 9120312), (81, 8106944), (96, 6840234), (108, 6080208), (144, 4560156), (162, 4053472), (192, 3420117), (197, 3333312), (216, 3040104), (288, 2280078), (324, 2026736), (394, 1666656), (432, 1520052), (576, 1140039), (591, 1111104), (643, 1021248), (648, 1013368), (788, 833328), (864, 760026), (1182, 555552), (1286, 510624), (1296, 506684), (1576, 416664), (1728, 380013), (1773, 370368), (1929, 340416), (2364, 277776), (2572, 255312), (2592, 253342), (3152, 208332), (3546, 185184), (3858, 170208), (4728, 138888), (5144, 127656), (5184, 126671), (5319, 123456), (5787, 113472), (6304, 104166), (7092, 92592), (7716, 85104), (9456, 69444), (10288, 63828), (10638, 61728), (11574, 56736), (12608, 52083), (14184, 46296), (15432, 42552), (15957, 41152), (17361, 37824), (18912, 34722), (20576, 31914), (21276, 30864), (23148, 28368)]