About the Number

490660664

490660663 ← → 490660665

2進数表記:11101001111101110001100111000

漢数字表記:四億九千六十六万六百六十四

素因数分解:

2 3 × 13 1 × 17 1 × 191 1 × 1453 1

素因数の和:1680
約数の個数: 64
約数和(自身を含む): 1055255040
約数和(自身を除く): 564594376

約数列:
[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 191, 221, 382, 442, 764, 884, 1453, 1528, 1768, 2483, 2906, 3247, 4966, 5812, 6494, 9932, 11624, 12988, 18889, 19864, 24701, 25976, 37778, 42211, 49402, 75556, 84422, 98804, 151112, 168844, 197608, 277523, 321113, 337688, 555046, 642226, 1110092, 1284452, 2220184, 2568904, 3607799, 4717891, 7215598, 9435782, 14431196, 18871564, 28862392, 37743128, 61332583, 122665166, 245330332, 490660664]

約数ペア:
[(1, 490660664), (2, 245330332), (4, 122665166), (8, 61332583), (13, 37743128), (17, 28862392), (26, 18871564), (34, 14431196), (52, 9435782), (68, 7215598), (104, 4717891), (136, 3607799), (191, 2568904), (221, 2220184), (382, 1284452), (442, 1110092), (764, 642226), (884, 555046), (1453, 337688), (1528, 321113), (1768, 277523), (2483, 197608), (2906, 168844), (3247, 151112), (4966, 98804), (5812, 84422), (6494, 75556), (9932, 49402), (11624, 42211), (12988, 37778), (18889, 25976), (19864, 24701)]

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