155434240

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9341}}^1$

素因数の和:9375

約数の個数: 72

約数和(自身を含む): 400996008

約数和(自身を除く): 245561768

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 8320, 9341, 16640, 18682, 37364, 46705, 74728, 93410, 121433, 149456, 186820, 242866, 298912, 373640, 485732, 597824, 607165, 747280, 971464, 1195648, 1214330, 1494560, 1942928, 2391296, 2428660, 2989120, 3885856, 4857320, 5978240, 7771712, 9714640, 11956480, 15543424, 19429280, 31086848, 38858560, 77717120, 155434240]

約数ペア:

[(1, 155434240), (2, 77717120), (4, 38858560), (5, 31086848), (8, 19429280), (10, 15543424), (13, 11956480), (16, 9714640), (20, 7771712), (26, 5978240), (32, 4857320), (40, 3885856), (52, 2989120), (64, 2428660), (65, 2391296), (80, 1942928), (104, 1494560), (128, 1214330), (130, 1195648), (160, 971464), (208, 747280), (256, 607165), (260, 597824), (320, 485732), (416, 373640), (520, 298912), (640, 242866), (832, 186820), (1040, 149456), (1280, 121433), (1664, 93410), (2080, 74728), (3328, 46705), (4160, 37364), (8320, 18682), (9341, 16640)]