28447320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{937}}^1$

素因数の和:985

約数の個数: 128

約数和(自身を含む): 97251840

約数和(自身を除く): 68804520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 23, 24, 30, 33, 40, 44, 46, 55, 60, 66, 69, 88, 92, 110, 115, 120, 132, 138, 165, 184, 220, 230, 253, 264, 276, 330, 345, 440, 460, 506, 552, 660, 690, 759, 920, 937, 1012, 1265, 1320, 1380, 1518, 1874, 2024, 2530, 2760, 2811, 3036, 3748, 3795, 4685, 5060, 5622, 6072, 7496, 7590, 9370, 10120, 10307, 11244, 14055, 15180, 18740, 20614, 21551, 22488, 28110, 30360, 30921, 37480, 41228, 43102, 51535, 56220, 61842, 64653, 82456, 86204, 103070, 107755, 112440, 123684, 129306, 154605, 172408, 206140, 215510, 237061, 247368, 258612, 309210, 323265, 412280, 431020, 474122, 517224, 618420, 646530, 711183, 862040, 948244, 1185305, 1236840, 1293060, 1422366, 1896488, 2370610, 2586120, 2844732, 3555915, 4741220, 5689464, 7111830, 9482440, 14223660, 28447320]

約数ペア:

[(1, 28447320), (2, 14223660), (3, 9482440), (4, 7111830), (5, 5689464), (6, 4741220), (8, 3555915), (10, 2844732), (11, 2586120), (12, 2370610), (15, 1896488), (20, 1422366), (22, 1293060), (23, 1236840), (24, 1185305), (30, 948244), (33, 862040), (40, 711183), (44, 646530), (46, 618420), (55, 517224), (60, 474122), (66, 431020), (69, 412280), (88, 323265), (92, 309210), (110, 258612), (115, 247368), (120, 237061), (132, 215510), (138, 206140), (165, 172408), (184, 154605), (220, 129306), (230, 123684), (253, 112440), (264, 107755), (276, 103070), (330, 86204), (345, 82456), (440, 64653), (460, 61842), (506, 56220), (552, 51535), (660, 43102), (690, 41228), (759, 37480), (920, 30921), (937, 30360), (1012, 28110), (1265, 22488), (1320, 21551), (1380, 20614), (1518, 18740), (1874, 15180), (2024, 14055), (2530, 11244), (2760, 10307), (2811, 10120), (3036, 9370), (3748, 7590), (3795, 7496), (4685, 6072), (5060, 5622)]