205196320

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{3739}}^1$

素因数の和:3775

約数の個数: 96

約数和(自身を含む): 565488000

約数和(自身を除く): 360291680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1120, 1372, 1568, 1715, 1960, 2744, 3430, 3739, 3920, 5488, 6860, 7478, 7840, 10976, 13720, 14956, 18695, 26173, 27440, 29912, 37390, 52346, 54880, 59824, 74780, 104692, 119648, 130865, 149560, 183211, 209384, 261730, 299120, 366422, 418768, 523460, 598240, 732844, 837536, 916055, 1046920, 1282477, 1465688, 1832110, 2093840, 2564954, 2931376, 3664220, 4187680, 5129908, 5862752, 6412385, 7328440, 10259816, 12824770, 14656880, 20519632, 25649540, 29313760, 41039264, 51299080, 102598160, 205196320]

約数ペア:

[(1, 205196320), (2, 102598160), (4, 51299080), (5, 41039264), (7, 29313760), (8, 25649540), (10, 20519632), (14, 14656880), (16, 12824770), (20, 10259816), (28, 7328440), (32, 6412385), (35, 5862752), (40, 5129908), (49, 4187680), (56, 3664220), (70, 2931376), (80, 2564954), (98, 2093840), (112, 1832110), (140, 1465688), (160, 1282477), (196, 1046920), (224, 916055), (245, 837536), (280, 732844), (343, 598240), (392, 523460), (490, 418768), (560, 366422), (686, 299120), (784, 261730), (980, 209384), (1120, 183211), (1372, 149560), (1568, 130865), (1715, 119648), (1960, 104692), (2744, 74780), (3430, 59824), (3739, 54880), (3920, 52346), (5488, 37390), (6860, 29912), (7478, 27440), (7840, 26173), (10976, 18695), (13720, 14956)]