131418240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{68447}}^1$

素因数の和:68469

約数の個数: 64

約数和(自身を含む): 418901760

約数和(自身を除く): 287483520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 68447, 136894, 205341, 273788, 342235, 410682, 547576, 684470, 821364, 1026705, 1095152, 1368940, 1642728, 2053410, 2190304, 2737880, 3285456, 4106820, 4380608, 5475760, 6570912, 8213640, 8761216, 10951520, 13141824, 16427280, 21903040, 26283648, 32854560, 43806080, 65709120, 131418240]

約数ペア:

[(1, 131418240), (2, 65709120), (3, 43806080), (4, 32854560), (5, 26283648), (6, 21903040), (8, 16427280), (10, 13141824), (12, 10951520), (15, 8761216), (16, 8213640), (20, 6570912), (24, 5475760), (30, 4380608), (32, 4106820), (40, 3285456), (48, 2737880), (60, 2190304), (64, 2053410), (80, 1642728), (96, 1368940), (120, 1095152), (128, 1026705), (160, 821364), (192, 684470), (240, 547576), (320, 410682), (384, 342235), (480, 273788), (640, 205341), (960, 136894), (1920, 68447)]