256662588

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{33577}}^1$

素因数の和:33611

約数の個数: 72

約数和(自身を含む): 750266832

約数和(自身を除く): 493604244

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 3822, 7644, 33577, 67154, 100731, 134308, 201462, 235039, 402924, 436501, 470078, 705117, 873002, 940156, 1309503, 1410234, 1645273, 1746004, 2619006, 2820468, 3055507, 3290546, 4935819, 5238012, 6111014, 6581092, 9166521, 9871638, 12222028, 18333042, 19743276, 21388549, 36666084, 42777098, 64165647, 85554196, 128331294, 256662588]

約数ペア:

[(1, 256662588), (2, 128331294), (3, 85554196), (4, 64165647), (6, 42777098), (7, 36666084), (12, 21388549), (13, 19743276), (14, 18333042), (21, 12222028), (26, 9871638), (28, 9166521), (39, 6581092), (42, 6111014), (49, 5238012), (52, 4935819), (78, 3290546), (84, 3055507), (91, 2820468), (98, 2619006), (147, 1746004), (156, 1645273), (182, 1410234), (196, 1309503), (273, 940156), (294, 873002), (364, 705117), (546, 470078), (588, 436501), (637, 402924), (1092, 235039), (1274, 201462), (1911, 134308), (2548, 100731), (3822, 67154), (7644, 33577)]