245564480

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{15661}}^1$

素因数の和:15692

約数の個数: 84

約数和(自身を含む): 680263308

約数和(自身を除く): 434698828

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 7840, 15661, 15680, 31322, 62644, 78305, 109627, 125288, 156610, 219254, 250576, 313220, 438508, 501152, 548135, 626440, 767389, 877016, 1002304, 1096270, 1252880, 1534778, 1754032, 2192540, 2505760, 3069556, 3508064, 3836945, 4385080, 5011520, 6139112, 7016128, 7673890, 8770160, 12278224, 15347780, 17540320, 24556448, 30695560, 35080640, 49112896, 61391120, 122782240, 245564480]

約数ペア:

[(1, 245564480), (2, 122782240), (4, 61391120), (5, 49112896), (7, 35080640), (8, 30695560), (10, 24556448), (14, 17540320), (16, 15347780), (20, 12278224), (28, 8770160), (32, 7673890), (35, 7016128), (40, 6139112), (49, 5011520), (56, 4385080), (64, 3836945), (70, 3508064), (80, 3069556), (98, 2505760), (112, 2192540), (140, 1754032), (160, 1534778), (196, 1252880), (224, 1096270), (245, 1002304), (280, 877016), (320, 767389), (392, 626440), (448, 548135), (490, 501152), (560, 438508), (784, 313220), (980, 250576), (1120, 219254), (1568, 156610), (1960, 125288), (2240, 109627), (3136, 78305), (3920, 62644), (7840, 31322), (15661, 15680)]