221461856

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{311}}^1$

素因数の和:373

約数の個数: 144

約数和(自身を含む): 579301632

約数和(自身を除く): 357839776

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 32, 34, 44, 56, 68, 77, 88, 112, 119, 136, 154, 176, 187, 224, 238, 272, 289, 308, 311, 352, 374, 476, 544, 578, 616, 622, 748, 952, 1156, 1232, 1244, 1309, 1496, 1904, 2023, 2177, 2312, 2464, 2488, 2618, 2992, 3179, 3421, 3808, 4046, 4354, 4624, 4976, 5236, 5287, 5984, 6358, 6842, 8092, 8708, 9248, 9952, 10472, 10574, 12716, 13684, 16184, 17416, 20944, 21148, 22253, 23947, 25432, 27368, 32368, 34832, 37009, 41888, 42296, 44506, 47894, 50864, 54736, 58157, 64736, 69664, 74018, 84592, 89012, 89879, 95788, 101728, 109472, 116314, 148036, 169184, 178024, 179758, 191576, 232628, 296072, 356048, 359516, 383152, 407099, 465256, 592144, 629153, 712096, 719032, 766304, 814198, 930512, 988669, 1184288, 1258306, 1438064, 1628396, 1861024, 1977338, 2516612, 2876128, 3256792, 3954676, 5033224, 6513584, 6920683, 7909352, 10066448, 13027168, 13841366, 15818704, 20132896, 27682732, 31637408, 55365464, 110730928, 221461856]

約数ペア:

[(1, 221461856), (2, 110730928), (4, 55365464), (7, 31637408), (8, 27682732), (11, 20132896), (14, 15818704), (16, 13841366), (17, 13027168), (22, 10066448), (28, 7909352), (32, 6920683), (34, 6513584), (44, 5033224), (56, 3954676), (68, 3256792), (77, 2876128), (88, 2516612), (112, 1977338), (119, 1861024), (136, 1628396), (154, 1438064), (176, 1258306), (187, 1184288), (224, 988669), (238, 930512), (272, 814198), (289, 766304), (308, 719032), (311, 712096), (352, 629153), (374, 592144), (476, 465256), (544, 407099), (578, 383152), (616, 359516), (622, 356048), (748, 296072), (952, 232628), (1156, 191576), (1232, 179758), (1244, 178024), (1309, 169184), (1496, 148036), (1904, 116314), (2023, 109472), (2177, 101728), (2312, 95788), (2464, 89879), (2488, 89012), (2618, 84592), (2992, 74018), (3179, 69664), (3421, 64736), (3808, 58157), (4046, 54736), (4354, 50864), (4624, 47894), (4976, 44506), (5236, 42296), (5287, 41888), (5984, 37009), (6358, 34832), (6842, 32368), (8092, 27368), (8708, 25432), (9248, 23947), (9952, 22253), (10472, 21148), (10574, 20944), (12716, 17416), (13684, 16184)]