905585120

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{7247}}^1$

素因数の和:7344

約数の個数: 96

約数和(自身を含む): 2367138816

約数和(自身を除く): 1461553696

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 71, 80, 88, 110, 142, 160, 176, 220, 284, 352, 355, 440, 568, 710, 781, 880, 1136, 1420, 1562, 1760, 2272, 2840, 3124, 3905, 5680, 6248, 7247, 7810, 11360, 12496, 14494, 15620, 24992, 28988, 31240, 36235, 57976, 62480, 72470, 79717, 115952, 124960, 144940, 159434, 231904, 289880, 318868, 398585, 514537, 579760, 637736, 797170, 1029074, 1159520, 1275472, 1594340, 2058148, 2550944, 2572685, 3188680, 4116296, 5145370, 5659907, 6377360, 8232592, 10290740, 11319814, 12754720, 16465184, 20581480, 22639628, 28299535, 41162960, 45279256, 56599070, 82325920, 90558512, 113198140, 181117024, 226396280, 452792560, 905585120]

約数ペア:

[(1, 905585120), (2, 452792560), (4, 226396280), (5, 181117024), (8, 113198140), (10, 90558512), (11, 82325920), (16, 56599070), (20, 45279256), (22, 41162960), (32, 28299535), (40, 22639628), (44, 20581480), (55, 16465184), (71, 12754720), (80, 11319814), (88, 10290740), (110, 8232592), (142, 6377360), (160, 5659907), (176, 5145370), (220, 4116296), (284, 3188680), (352, 2572685), (355, 2550944), (440, 2058148), (568, 1594340), (710, 1275472), (781, 1159520), (880, 1029074), (1136, 797170), (1420, 637736), (1562, 579760), (1760, 514537), (2272, 398585), (2840, 318868), (3124, 289880), (3905, 231904), (5680, 159434), (6248, 144940), (7247, 124960), (7810, 115952), (11360, 79717), (12496, 72470), (14494, 62480), (15620, 57976), (24992, 36235), (28988, 31240)]