218611320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{769}}^1$

素因数の和:909

約数の個数: 128

約数和(自身を含む): 691891200

約数和(自身を除く): 473279880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 103, 115, 120, 138, 184, 206, 230, 276, 309, 345, 412, 460, 515, 552, 618, 690, 769, 824, 920, 1030, 1236, 1380, 1538, 1545, 2060, 2307, 2369, 2472, 2760, 3076, 3090, 3845, 4120, 4614, 4738, 6152, 6180, 7107, 7690, 9228, 9476, 11535, 11845, 12360, 14214, 15380, 17687, 18456, 18952, 23070, 23690, 28428, 30760, 35374, 35535, 46140, 47380, 53061, 56856, 70748, 71070, 79207, 88435, 92280, 94760, 106122, 141496, 142140, 158414, 176870, 212244, 237621, 265305, 284280, 316828, 353740, 396035, 424488, 475242, 530610, 633656, 707480, 792070, 950484, 1061220, 1188105, 1584140, 1821761, 1900968, 2122440, 2376210, 3168280, 3643522, 4752420, 5465283, 7287044, 9108805, 9504840, 10930566, 14574088, 18217610, 21861132, 27326415, 36435220, 43722264, 54652830, 72870440, 109305660, 218611320]

約数ペア:

[(1, 218611320), (2, 109305660), (3, 72870440), (4, 54652830), (5, 43722264), (6, 36435220), (8, 27326415), (10, 21861132), (12, 18217610), (15, 14574088), (20, 10930566), (23, 9504840), (24, 9108805), (30, 7287044), (40, 5465283), (46, 4752420), (60, 3643522), (69, 3168280), (92, 2376210), (103, 2122440), (115, 1900968), (120, 1821761), (138, 1584140), (184, 1188105), (206, 1061220), (230, 950484), (276, 792070), (309, 707480), (345, 633656), (412, 530610), (460, 475242), (515, 424488), (552, 396035), (618, 353740), (690, 316828), (769, 284280), (824, 265305), (920, 237621), (1030, 212244), (1236, 176870), (1380, 158414), (1538, 142140), (1545, 141496), (2060, 106122), (2307, 94760), (2369, 92280), (2472, 88435), (2760, 79207), (3076, 71070), (3090, 70748), (3845, 56856), (4120, 53061), (4614, 47380), (4738, 46140), (6152, 35535), (6180, 35374), (7107, 30760), (7690, 28428), (9228, 23690), (9476, 23070), (11535, 18952), (11845, 18456), (12360, 17687), (14214, 15380)]