252311480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{719}}^1$

素因数の和:1044

約数の個数: 64

約数和(自身を含む): 588902400

約数和(自身を除く): 336590920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 283, 310, 566, 620, 719, 1132, 1240, 1415, 1438, 2264, 2830, 2876, 3595, 5660, 5752, 7190, 8773, 11320, 14380, 17546, 22289, 28760, 35092, 43865, 44578, 70184, 87730, 89156, 111445, 175460, 178312, 203477, 222890, 350920, 406954, 445780, 813908, 891560, 1017385, 1627816, 2034770, 4069540, 6307787, 8139080, 12615574, 25231148, 31538935, 50462296, 63077870, 126155740, 252311480]

約数ペア:

[(1, 252311480), (2, 126155740), (4, 63077870), (5, 50462296), (8, 31538935), (10, 25231148), (20, 12615574), (31, 8139080), (40, 6307787), (62, 4069540), (124, 2034770), (155, 1627816), (248, 1017385), (283, 891560), (310, 813908), (566, 445780), (620, 406954), (719, 350920), (1132, 222890), (1240, 203477), (1415, 178312), (1438, 175460), (2264, 111445), (2830, 89156), (2876, 87730), (3595, 70184), (5660, 44578), (5752, 43865), (7190, 35092), (8773, 28760), (11320, 22289), (14380, 17546)]