155771520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{81131}}^1$

素因数の和:81153

約数の個数: 64

約数和(自身を含む): 496527840

約数和(自身を除く): 340756320

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, 81131, 162262, 243393, 324524, 405655, 486786, 649048, 811310, 973572, 1216965, 1298096, 1622620, 1947144, 2433930, 2596192, 3245240, 3894288, 4867860, 5192384, 6490480, 7788576, 9735720, 10384768, 12980960, 15577152, 19471440, 25961920, 31154304, 38942880, 51923840, 77885760, 155771520]

約数ペア:

[(1, 155771520), (2, 77885760), (3, 51923840), (4, 38942880), (5, 31154304), (6, 25961920), (8, 19471440), (10, 15577152), (12, 12980960), (15, 10384768), (16, 9735720), (20, 7788576), (24, 6490480), (30, 5192384), (32, 4867860), (40, 3894288), (48, 3245240), (60, 2596192), (64, 2433930), (80, 1947144), (96, 1622620), (120, 1298096), (128, 1216965), (160, 973572), (192, 811310), (240, 649048), (320, 486786), (384, 405655), (480, 324524), (640, 243393), (960, 162262), (1920, 81131)]