217928640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1657}}^1$

素因数の和:1814

約数の個数: 112

約数和(自身を含む): 697394592

約数和(自身を除く): 479465952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 137, 160, 192, 240, 274, 320, 411, 480, 548, 685, 822, 960, 1096, 1370, 1644, 1657, 2055, 2192, 2740, 3288, 3314, 4110, 4384, 4971, 5480, 6576, 6628, 8220, 8285, 8768, 9942, 10960, 13152, 13256, 16440, 16570, 19884, 21920, 24855, 26304, 26512, 32880, 33140, 39768, 43840, 49710, 53024, 65760, 66280, 79536, 99420, 106048, 131520, 132560, 159072, 198840, 227009, 265120, 318144, 397680, 454018, 530240, 681027, 795360, 908036, 1135045, 1362054, 1590720, 1816072, 2270090, 2724108, 3405135, 3632144, 4540180, 5448216, 6810270, 7264288, 9080360, 10896432, 13620540, 14528576, 18160720, 21792864, 27241080, 36321440, 43585728, 54482160, 72642880, 108964320, 217928640]

約数ペア:

[(1, 217928640), (2, 108964320), (3, 72642880), (4, 54482160), (5, 43585728), (6, 36321440), (8, 27241080), (10, 21792864), (12, 18160720), (15, 14528576), (16, 13620540), (20, 10896432), (24, 9080360), (30, 7264288), (32, 6810270), (40, 5448216), (48, 4540180), (60, 3632144), (64, 3405135), (80, 2724108), (96, 2270090), (120, 1816072), (137, 1590720), (160, 1362054), (192, 1135045), (240, 908036), (274, 795360), (320, 681027), (411, 530240), (480, 454018), (548, 397680), (685, 318144), (822, 265120), (960, 227009), (1096, 198840), (1370, 159072), (1644, 132560), (1657, 131520), (2055, 106048), (2192, 99420), (2740, 79536), (3288, 66280), (3314, 65760), (4110, 53024), (4384, 49710), (4971, 43840), (5480, 39768), (6576, 33140), (6628, 32880), (8220, 26512), (8285, 26304), (8768, 24855), (9942, 21920), (10960, 19884), (13152, 16570), (13256, 16440)]