207908960

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1153}}^1$

素因数の和:1205

約数の個数: 144

約数和(自身を含む): 596738016

約数和(自身を除く): 388829056

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 160, 161, 184, 196, 224, 230, 245, 280, 322, 368, 392, 460, 490, 560, 644, 736, 784, 805, 920, 980, 1120, 1127, 1153, 1288, 1568, 1610, 1840, 1960, 2254, 2306, 2576, 3220, 3680, 3920, 4508, 4612, 5152, 5635, 5765, 6440, 7840, 8071, 9016, 9224, 11270, 11530, 12880, 16142, 18032, 18448, 22540, 23060, 25760, 26519, 32284, 36064, 36896, 40355, 45080, 46120, 53038, 56497, 64568, 80710, 90160, 92240, 106076, 112994, 129136, 132595, 161420, 180320, 184480, 185633, 212152, 225988, 258272, 265190, 282485, 322840, 371266, 424304, 451976, 530380, 564970, 645680, 742532, 848608, 903952, 928165, 1060760, 1129940, 1291360, 1299431, 1485064, 1807904, 1856330, 2121520, 2259880, 2598862, 2970128, 3712660, 4243040, 4519760, 5197724, 5940256, 6497155, 7425320, 9039520, 10395448, 12994310, 14850640, 20790896, 25988620, 29701280, 41581792, 51977240, 103954480, 207908960]

約数ペア:

[(1, 207908960), (2, 103954480), (4, 51977240), (5, 41581792), (7, 29701280), (8, 25988620), (10, 20790896), (14, 14850640), (16, 12994310), (20, 10395448), (23, 9039520), (28, 7425320), (32, 6497155), (35, 5940256), (40, 5197724), (46, 4519760), (49, 4243040), (56, 3712660), (70, 2970128), (80, 2598862), (92, 2259880), (98, 2121520), (112, 1856330), (115, 1807904), (140, 1485064), (160, 1299431), (161, 1291360), (184, 1129940), (196, 1060760), (224, 928165), (230, 903952), (245, 848608), (280, 742532), (322, 645680), (368, 564970), (392, 530380), (460, 451976), (490, 424304), (560, 371266), (644, 322840), (736, 282485), (784, 265190), (805, 258272), (920, 225988), (980, 212152), (1120, 185633), (1127, 184480), (1153, 180320), (1288, 161420), (1568, 132595), (1610, 129136), (1840, 112994), (1960, 106076), (2254, 92240), (2306, 90160), (2576, 80710), (3220, 64568), (3680, 56497), (3920, 53038), (4508, 46120), (4612, 45080), (5152, 40355), (5635, 36896), (5765, 36064), (6440, 32284), (7840, 26519), (8071, 25760), (9016, 23060), (9224, 22540), (11270, 18448), (11530, 18032), (12880, 16142)]