204772960

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{26119}}^1$

素因数の和:26148

約数の個数: 72

約数和(自身を含む): 562781520

約数和(自身を除く): 358008560

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, 26119, 52238, 104476, 130595, 182833, 208952, 261190, 365666, 417904, 522380, 731332, 835808, 914165, 1044760, 1279831, 1462664, 1828330, 2089520, 2559662, 2925328, 3656660, 4179040, 5119324, 5850656, 6399155, 7313320, 10238648, 12798310, 14626640, 20477296, 25596620, 29253280, 40954592, 51193240, 102386480, 204772960]

約数ペア:

[(1, 204772960), (2, 102386480), (4, 51193240), (5, 40954592), (7, 29253280), (8, 25596620), (10, 20477296), (14, 14626640), (16, 12798310), (20, 10238648), (28, 7313320), (32, 6399155), (35, 5850656), (40, 5119324), (49, 4179040), (56, 3656660), (70, 2925328), (80, 2559662), (98, 2089520), (112, 1828330), (140, 1462664), (160, 1279831), (196, 1044760), (224, 914165), (245, 835808), (280, 731332), (392, 522380), (490, 417904), (560, 365666), (784, 261190), (980, 208952), (1120, 182833), (1568, 130595), (1960, 104476), (3920, 52238), (7840, 26119)]