199222240

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{25411}}^1$

素因数の和:25440

約数の個数: 72

約数和(自身を含む): 547526952

約数和(自身を除く): 348304712

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, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 25411, 50822, 101644, 127055, 177877, 203288, 254110, 355754, 406576, 508220, 711508, 813152, 889385, 1016440, 1245139, 1423016, 1778770, 2032880, 2490278, 2846032, 3557540, 4065760, 4980556, 5692064, 6225695, 7115080, 9961112, 12451390, 14230160, 19922224, 24902780, 28460320, 39844448, 49805560, 99611120, 199222240]

約数ペア:

[(1, 199222240), (2, 99611120), (4, 49805560), (5, 39844448), (7, 28460320), (8, 24902780), (10, 19922224), (14, 14230160), (16, 12451390), (20, 9961112), (28, 7115080), (32, 6225695), (35, 5692064), (40, 4980556), (49, 4065760), (56, 3557540), (70, 2846032), (80, 2490278), (98, 2032880), (112, 1778770), (140, 1423016), (160, 1245139), (196, 1016440), (224, 889385), (245, 813152), (280, 711508), (392, 508220), (490, 406576), (560, 355754), (784, 254110), (980, 203288), (1120, 177877), (1568, 127055), (1960, 101644), (3920, 50822), (7840, 25411)]