213424560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{643}}^1$

素因数の和:1123

約数の個数: 120

約数和(自身を含む): 719422704

約数和(自身を除く): 505998144

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 461, 643, 720, 922, 1286, 1383, 1844, 1929, 2305, 2572, 2766, 3215, 3688, 3858, 4149, 4610, 5144, 5532, 5787, 6430, 6915, 7376, 7716, 8298, 9220, 9645, 10288, 11064, 11574, 12860, 13830, 15432, 16596, 18440, 19290, 20745, 22128, 23148, 25720, 27660, 28935, 30864, 33192, 36880, 38580, 41490, 46296, 51440, 55320, 57870, 66384, 77160, 82980, 92592, 110640, 115740, 154320, 165960, 231480, 296423, 331920, 462960, 592846, 889269, 1185692, 1482115, 1778538, 2371384, 2667807, 2964230, 3557076, 4446345, 4742768, 5335614, 5928460, 7114152, 8892690, 10671228, 11856920, 13339035, 14228304, 17785380, 21342456, 23713840, 26678070, 35570760, 42684912, 53356140, 71141520, 106712280, 213424560]

約数ペア:

[(1, 213424560), (2, 106712280), (3, 71141520), (4, 53356140), (5, 42684912), (6, 35570760), (8, 26678070), (9, 23713840), (10, 21342456), (12, 17785380), (15, 14228304), (16, 13339035), (18, 11856920), (20, 10671228), (24, 8892690), (30, 7114152), (36, 5928460), (40, 5335614), (45, 4742768), (48, 4446345), (60, 3557076), (72, 2964230), (80, 2667807), (90, 2371384), (120, 1778538), (144, 1482115), (180, 1185692), (240, 889269), (360, 592846), (461, 462960), (643, 331920), (720, 296423), (922, 231480), (1286, 165960), (1383, 154320), (1844, 115740), (1929, 110640), (2305, 92592), (2572, 82980), (2766, 77160), (3215, 66384), (3688, 57870), (3858, 55320), (4149, 51440), (4610, 46296), (5144, 41490), (5532, 38580), (5787, 36880), (6430, 33192), (6915, 30864), (7376, 28935), (7716, 27660), (8298, 25720), (9220, 23148), (9645, 22128), (10288, 20745), (11064, 19290), (11574, 18440), (12860, 16596), (13830, 15432)]