212607796

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:197

約数の個数: 72

約数和(自身を含む): 420396480

約数和(自身を除く): 207788684

約数列:

[1, 2, 4, 19, 31, 38, 41, 62, 71, 76, 82, 124, 142, 164, 284, 589, 779, 961, 1178, 1271, 1349, 1558, 1922, 2201, 2356, 2542, 2698, 2911, 3116, 3844, 4402, 5084, 5396, 5822, 8804, 11644, 18259, 24149, 36518, 39401, 41819, 48298, 55309, 68231, 73036, 78802, 83638, 90241, 96596, 110618, 136462, 157604, 167276, 180482, 221236, 272924, 360964, 748619, 1296389, 1497238, 1714579, 2592778, 2797471, 2994476, 3429158, 5185556, 5594942, 6858316, 11189884, 53151949, 106303898, 212607796]

約数ペア:

[(1, 212607796), (2, 106303898), (4, 53151949), (19, 11189884), (31, 6858316), (38, 5594942), (41, 5185556), (62, 3429158), (71, 2994476), (76, 2797471), (82, 2592778), (124, 1714579), (142, 1497238), (164, 1296389), (284, 748619), (589, 360964), (779, 272924), (961, 221236), (1178, 180482), (1271, 167276), (1349, 157604), (1558, 136462), (1922, 110618), (2201, 96596), (2356, 90241), (2542, 83638), (2698, 78802), (2911, 73036), (3116, 68231), (3844, 55309), (4402, 48298), (5084, 41819), (5396, 39401), (5822, 36518), (8804, 24149), (11644, 18259)]