201970160

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{769}}^1$

素因数の和:863

約数の個数: 120

約数和(自身を含む): 555120720

約数和(自身を除く): 353150560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 67, 70, 80, 98, 112, 134, 140, 196, 245, 268, 280, 335, 392, 469, 490, 536, 560, 670, 769, 784, 938, 980, 1072, 1340, 1538, 1876, 1960, 2345, 2680, 3076, 3283, 3752, 3845, 3920, 4690, 5360, 5383, 6152, 6566, 7504, 7690, 9380, 10766, 12304, 13132, 15380, 16415, 18760, 21532, 26264, 26915, 30760, 32830, 37520, 37681, 43064, 51523, 52528, 53830, 61520, 65660, 75362, 86128, 103046, 107660, 131320, 150724, 188405, 206092, 215320, 257615, 262640, 301448, 360661, 376810, 412184, 430640, 515230, 602896, 721322, 753620, 824368, 1030460, 1442644, 1507240, 1803305, 2060920, 2524627, 2885288, 3014480, 3606610, 4121840, 5049254, 5770576, 7213220, 10098508, 12623135, 14426440, 20197016, 25246270, 28852880, 40394032, 50492540, 100985080, 201970160]

約数ペア:

[(1, 201970160), (2, 100985080), (4, 50492540), (5, 40394032), (7, 28852880), (8, 25246270), (10, 20197016), (14, 14426440), (16, 12623135), (20, 10098508), (28, 7213220), (35, 5770576), (40, 5049254), (49, 4121840), (56, 3606610), (67, 3014480), (70, 2885288), (80, 2524627), (98, 2060920), (112, 1803305), (134, 1507240), (140, 1442644), (196, 1030460), (245, 824368), (268, 753620), (280, 721322), (335, 602896), (392, 515230), (469, 430640), (490, 412184), (536, 376810), (560, 360661), (670, 301448), (769, 262640), (784, 257615), (938, 215320), (980, 206092), (1072, 188405), (1340, 150724), (1538, 131320), (1876, 107660), (1960, 103046), (2345, 86128), (2680, 75362), (3076, 65660), (3283, 61520), (3752, 53830), (3845, 52528), (3920, 51523), (4690, 43064), (5360, 37681), (5383, 37520), (6152, 32830), (6566, 30760), (7504, 26915), (7690, 26264), (9380, 21532), (10766, 18760), (12304, 16415), (13132, 15380)]