258642240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{269419}}^1$

素因数の和:269439

約数の個数: 56

約数和(自身を含む): 821192160

約数和(自身を除く): 562549920

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, 160, 192, 240, 320, 480, 960, 269419, 538838, 808257, 1077676, 1347095, 1616514, 2155352, 2694190, 3233028, 4041285, 4310704, 5388380, 6466056, 8082570, 8621408, 10776760, 12932112, 16165140, 17242816, 21553520, 25864224, 32330280, 43107040, 51728448, 64660560, 86214080, 129321120, 258642240]

約数ペア:

[(1, 258642240), (2, 129321120), (3, 86214080), (4, 64660560), (5, 51728448), (6, 43107040), (8, 32330280), (10, 25864224), (12, 21553520), (15, 17242816), (16, 16165140), (20, 12932112), (24, 10776760), (30, 8621408), (32, 8082570), (40, 6466056), (48, 5388380), (60, 4310704), (64, 4041285), (80, 3233028), (96, 2694190), (120, 2155352), (160, 1616514), (192, 1347095), (240, 1077676), (320, 808257), (480, 538838), (960, 269419)]