256264008

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10667}}^1$

素因数の和:10707

約数の個数: 128

約数和(自身を含む): 860267520

約数和(自身を除く): 604003512

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 13, 14, 21, 22, 24, 26, 28, 33, 39, 42, 44, 52, 56, 66, 77, 78, 84, 88, 91, 104, 132, 143, 154, 156, 168, 182, 231, 264, 273, 286, 308, 312, 364, 429, 462, 546, 572, 616, 728, 858, 924, 1001, 1092, 1144, 1716, 1848, 2002, 2184, 3003, 3432, 4004, 6006, 8008, 10667, 12012, 21334, 24024, 32001, 42668, 64002, 74669, 85336, 117337, 128004, 138671, 149338, 224007, 234674, 256008, 277342, 298676, 352011, 416013, 448014, 469348, 554684, 597352, 704022, 821359, 832026, 896028, 938696, 970697, 1109368, 1408044, 1525381, 1642718, 1664052, 1792056, 1941394, 2464077, 2816088, 2912091, 3050762, 3285436, 3328104, 3882788, 4576143, 4928154, 5824182, 6101524, 6570872, 7765576, 9152286, 9856308, 10677667, 11648364, 12203048, 18304572, 19712616, 21355334, 23296728, 32033001, 36609144, 42710668, 64066002, 85421336, 128132004, 256264008]

約数ペア:

[(1, 256264008), (2, 128132004), (3, 85421336), (4, 64066002), (6, 42710668), (7, 36609144), (8, 32033001), (11, 23296728), (12, 21355334), (13, 19712616), (14, 18304572), (21, 12203048), (22, 11648364), (24, 10677667), (26, 9856308), (28, 9152286), (33, 7765576), (39, 6570872), (42, 6101524), (44, 5824182), (52, 4928154), (56, 4576143), (66, 3882788), (77, 3328104), (78, 3285436), (84, 3050762), (88, 2912091), (91, 2816088), (104, 2464077), (132, 1941394), (143, 1792056), (154, 1664052), (156, 1642718), (168, 1525381), (182, 1408044), (231, 1109368), (264, 970697), (273, 938696), (286, 896028), (308, 832026), (312, 821359), (364, 704022), (429, 597352), (462, 554684), (546, 469348), (572, 448014), (616, 416013), (728, 352011), (858, 298676), (924, 277342), (1001, 256008), (1092, 234674), (1144, 224007), (1716, 149338), (1848, 138671), (2002, 128004), (2184, 117337), (3003, 85336), (3432, 74669), (4004, 64002), (6006, 42668), (8008, 32001), (10667, 24024), (12012, 21334)]