257299056

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{5431}}^1$

素因数の和:5499

約数の個数: 120

約数和(自身を含む): 840612864

約数和(自身を除く): 583313808

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 47, 48, 56, 63, 72, 84, 94, 112, 126, 141, 144, 168, 188, 252, 282, 329, 336, 376, 423, 504, 564, 658, 752, 846, 987, 1008, 1128, 1316, 1692, 1974, 2256, 2632, 2961, 3384, 3948, 5264, 5431, 5922, 6768, 7896, 10862, 11844, 15792, 16293, 21724, 23688, 32586, 38017, 43448, 47376, 48879, 65172, 76034, 86896, 97758, 114051, 130344, 152068, 195516, 228102, 255257, 260688, 304136, 342153, 391032, 456204, 510514, 608272, 684306, 765771, 782064, 912408, 1021028, 1368612, 1531542, 1786799, 1824816, 2042056, 2297313, 2737224, 3063084, 3573598, 4084112, 4594626, 5360397, 5474448, 6126168, 7147196, 9189252, 10720794, 12252336, 14294392, 16081191, 18378504, 21441588, 28588784, 32162382, 36757008, 42883176, 64324764, 85766352, 128649528, 257299056]

約数ペア:

[(1, 257299056), (2, 128649528), (3, 85766352), (4, 64324764), (6, 42883176), (7, 36757008), (8, 32162382), (9, 28588784), (12, 21441588), (14, 18378504), (16, 16081191), (18, 14294392), (21, 12252336), (24, 10720794), (28, 9189252), (36, 7147196), (42, 6126168), (47, 5474448), (48, 5360397), (56, 4594626), (63, 4084112), (72, 3573598), (84, 3063084), (94, 2737224), (112, 2297313), (126, 2042056), (141, 1824816), (144, 1786799), (168, 1531542), (188, 1368612), (252, 1021028), (282, 912408), (329, 782064), (336, 765771), (376, 684306), (423, 608272), (504, 510514), (564, 456204), (658, 391032), (752, 342153), (846, 304136), (987, 260688), (1008, 255257), (1128, 228102), (1316, 195516), (1692, 152068), (1974, 130344), (2256, 114051), (2632, 97758), (2961, 86896), (3384, 76034), (3948, 65172), (5264, 48879), (5431, 47376), (5922, 43448), (6768, 38017), (7896, 32586), (10862, 23688), (11844, 21724), (15792, 16293)]