218508960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{455227}}^1$

素因数の和:455245

約数の個数: 48

約数和(自身を含む): 688304736

約数和(自身を除く): 469795776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 455227, 910454, 1365681, 1820908, 2276135, 2731362, 3641816, 4552270, 5462724, 6828405, 7283632, 9104540, 10925448, 13656810, 14567264, 18209080, 21850896, 27313620, 36418160, 43701792, 54627240, 72836320, 109254480, 218508960]

約数ペア:

[(1, 218508960), (2, 109254480), (3, 72836320), (4, 54627240), (5, 43701792), (6, 36418160), (8, 27313620), (10, 21850896), (12, 18209080), (15, 14567264), (16, 13656810), (20, 10925448), (24, 9104540), (30, 7283632), (32, 6828405), (40, 5462724), (48, 4552270), (60, 3641816), (80, 2731362), (96, 2276135), (120, 1820908), (160, 1365681), (240, 910454), (480, 455227)]