71220552

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:207

約数の個数: 128

約数和(自身を含む): 201398400

約数和(自身を除く): 130177848

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 53, 59, 73, 78, 104, 106, 118, 146, 156, 159, 177, 212, 219, 236, 292, 312, 318, 354, 424, 438, 472, 584, 636, 689, 708, 767, 876, 949, 1272, 1378, 1416, 1534, 1752, 1898, 2067, 2301, 2756, 2847, 3068, 3127, 3796, 3869, 4134, 4307, 4602, 5512, 5694, 6136, 6254, 7592, 7738, 8268, 8614, 9204, 9381, 11388, 11607, 12508, 12921, 15476, 16536, 17228, 18408, 18762, 22776, 23214, 25016, 25842, 30952, 34456, 37524, 40651, 46428, 50297, 51684, 55991, 75048, 81302, 92856, 100594, 103368, 111982, 121953, 150891, 162604, 167973, 201188, 223964, 228271, 243906, 301782, 325208, 335946, 402376, 447928, 456542, 487812, 603564, 671892, 684813, 913084, 975624, 1207128, 1343784, 1369626, 1826168, 2739252, 2967523, 5478504, 5935046, 8902569, 11870092, 17805138, 23740184, 35610276, 71220552]

約数ペア:

[(1, 71220552), (2, 35610276), (3, 23740184), (4, 17805138), (6, 11870092), (8, 8902569), (12, 5935046), (13, 5478504), (24, 2967523), (26, 2739252), (39, 1826168), (52, 1369626), (53, 1343784), (59, 1207128), (73, 975624), (78, 913084), (104, 684813), (106, 671892), (118, 603564), (146, 487812), (156, 456542), (159, 447928), (177, 402376), (212, 335946), (219, 325208), (236, 301782), (292, 243906), (312, 228271), (318, 223964), (354, 201188), (424, 167973), (438, 162604), (472, 150891), (584, 121953), (636, 111982), (689, 103368), (708, 100594), (767, 92856), (876, 81302), (949, 75048), (1272, 55991), (1378, 51684), (1416, 50297), (1534, 46428), (1752, 40651), (1898, 37524), (2067, 34456), (2301, 30952), (2756, 25842), (2847, 25016), (3068, 23214), (3127, 22776), (3796, 18762), (3869, 18408), (4134, 17228), (4307, 16536), (4602, 15476), (5512, 12921), (5694, 12508), (6136, 11607), (6254, 11388), (7592, 9381), (7738, 9204), (8268, 8614)]