28240056

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:230

約数の個数: 128

約数和(自身を含む): 86184000

約数和(自身を除く): 57943944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 89, 104, 108, 113, 117, 156, 178, 216, 226, 234, 267, 312, 339, 351, 356, 452, 468, 534, 678, 702, 712, 801, 904, 936, 1017, 1068, 1157, 1356, 1404, 1469, 1602, 2034, 2136, 2314, 2403, 2712, 2808, 2938, 3051, 3204, 3471, 4068, 4407, 4628, 4806, 5876, 6102, 6408, 6942, 8136, 8814, 9256, 9612, 10057, 10413, 11752, 12204, 13221, 13884, 17628, 19224, 20114, 20826, 24408, 26442, 27768, 30171, 31239, 35256, 39663, 40228, 41652, 52884, 60342, 62478, 79326, 80456, 83304, 90513, 105768, 120684, 124956, 130741, 158652, 181026, 241368, 249912, 261482, 271539, 317304, 362052, 392223, 522964, 543078, 724104, 784446, 1045928, 1086156, 1176669, 1568892, 2172312, 2353338, 3137784, 3530007, 4706676, 7060014, 9413352, 14120028, 28240056]

約数ペア:

[(1, 28240056), (2, 14120028), (3, 9413352), (4, 7060014), (6, 4706676), (8, 3530007), (9, 3137784), (12, 2353338), (13, 2172312), (18, 1568892), (24, 1176669), (26, 1086156), (27, 1045928), (36, 784446), (39, 724104), (52, 543078), (54, 522964), (72, 392223), (78, 362052), (89, 317304), (104, 271539), (108, 261482), (113, 249912), (117, 241368), (156, 181026), (178, 158652), (216, 130741), (226, 124956), (234, 120684), (267, 105768), (312, 90513), (339, 83304), (351, 80456), (356, 79326), (452, 62478), (468, 60342), (534, 52884), (678, 41652), (702, 40228), (712, 39663), (801, 35256), (904, 31239), (936, 30171), (1017, 27768), (1068, 26442), (1157, 24408), (1356, 20826), (1404, 20114), (1469, 19224), (1602, 17628), (2034, 13884), (2136, 13221), (2314, 12204), (2403, 11752), (2712, 10413), (2808, 10057), (2938, 9612), (3051, 9256), (3204, 8814), (3471, 8136), (4068, 6942), (4407, 6408), (4628, 6102), (4806, 5876)]