228904760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{3181}}^1$

素因数の和:3456

約数の個数: 64

約数和(自身を含む): 591088320

約数和(自身を除く): 362183560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 257, 280, 514, 1028, 1285, 1799, 2056, 2570, 3181, 3598, 5140, 6362, 7196, 8995, 10280, 12724, 14392, 15905, 17990, 22267, 25448, 31810, 35980, 44534, 63620, 71960, 89068, 111335, 127240, 178136, 222670, 445340, 817517, 890680, 1635034, 3270068, 4087585, 5722619, 6540136, 8175170, 11445238, 16350340, 22890476, 28613095, 32700680, 45780952, 57226190, 114452380, 228904760]

約数ペア:

[(1, 228904760), (2, 114452380), (4, 57226190), (5, 45780952), (7, 32700680), (8, 28613095), (10, 22890476), (14, 16350340), (20, 11445238), (28, 8175170), (35, 6540136), (40, 5722619), (56, 4087585), (70, 3270068), (140, 1635034), (257, 890680), (280, 817517), (514, 445340), (1028, 222670), (1285, 178136), (1799, 127240), (2056, 111335), (2570, 89068), (3181, 71960), (3598, 63620), (5140, 44534), (6362, 35980), (7196, 31810), (8995, 25448), (10280, 22267), (12724, 17990), (14392, 15905)]