256270872

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{839}}^1$

素因数の和:961

約数の個数: 128

約数和(自身を含む): 762048000

約数和(自身を除く): 505777128

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 66, 78, 88, 89, 104, 132, 143, 156, 178, 264, 267, 286, 312, 356, 429, 534, 572, 712, 839, 858, 979, 1068, 1144, 1157, 1678, 1716, 1958, 2136, 2314, 2517, 2937, 3356, 3432, 3471, 3916, 4628, 5034, 5874, 6712, 6942, 7832, 9229, 9256, 10068, 10907, 11748, 12727, 13884, 18458, 20136, 21814, 23496, 25454, 27687, 27768, 32721, 36916, 38181, 43628, 50908, 55374, 65442, 73832, 74671, 76362, 87256, 101816, 110748, 119977, 130884, 149342, 152724, 221496, 224013, 239954, 261768, 298684, 305448, 359931, 448026, 479908, 597368, 719862, 821381, 896052, 959816, 970723, 1439724, 1642762, 1792104, 1941446, 2464143, 2879448, 2912169, 3285524, 3882892, 4928286, 5824338, 6571048, 7765784, 9856572, 10677953, 11648676, 19713144, 21355906, 23297352, 32033859, 42711812, 64067718, 85423624, 128135436, 256270872]

約数ペア:

[(1, 256270872), (2, 128135436), (3, 85423624), (4, 64067718), (6, 42711812), (8, 32033859), (11, 23297352), (12, 21355906), (13, 19713144), (22, 11648676), (24, 10677953), (26, 9856572), (33, 7765784), (39, 6571048), (44, 5824338), (52, 4928286), (66, 3882892), (78, 3285524), (88, 2912169), (89, 2879448), (104, 2464143), (132, 1941446), (143, 1792104), (156, 1642762), (178, 1439724), (264, 970723), (267, 959816), (286, 896052), (312, 821381), (356, 719862), (429, 597368), (534, 479908), (572, 448026), (712, 359931), (839, 305448), (858, 298684), (979, 261768), (1068, 239954), (1144, 224013), (1157, 221496), (1678, 152724), (1716, 149342), (1958, 130884), (2136, 119977), (2314, 110748), (2517, 101816), (2937, 87256), (3356, 76362), (3432, 74671), (3471, 73832), (3916, 65442), (4628, 55374), (5034, 50908), (5874, 43628), (6712, 38181), (6942, 36916), (7832, 32721), (9229, 27768), (9256, 27687), (10068, 25454), (10907, 23496), (11748, 21814), (12727, 20136), (13884, 18458)]