77215428

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{449}}^1$

素因数の和:757

約数の個数: 72

約数和(自身を含む): 207862200

約数和(自身を除く): 130646772

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 281, 306, 449, 562, 612, 843, 898, 1124, 1347, 1686, 1796, 2529, 2694, 3372, 4041, 4777, 5058, 5388, 7633, 8082, 9554, 10116, 14331, 15266, 16164, 19108, 22899, 28662, 30532, 42993, 45798, 57324, 68697, 85986, 91596, 126169, 137394, 171972, 252338, 274788, 378507, 504676, 757014, 1135521, 1514028, 2144873, 2271042, 4289746, 4542084, 6434619, 8579492, 12869238, 19303857, 25738476, 38607714, 77215428]

約数ペア:

[(1, 77215428), (2, 38607714), (3, 25738476), (4, 19303857), (6, 12869238), (9, 8579492), (12, 6434619), (17, 4542084), (18, 4289746), (34, 2271042), (36, 2144873), (51, 1514028), (68, 1135521), (102, 757014), (153, 504676), (204, 378507), (281, 274788), (306, 252338), (449, 171972), (562, 137394), (612, 126169), (843, 91596), (898, 85986), (1124, 68697), (1347, 57324), (1686, 45798), (1796, 42993), (2529, 30532), (2694, 28662), (3372, 22899), (4041, 19108), (4777, 16164), (5058, 15266), (5388, 14331), (7633, 10116), (8082, 9554)]