6720900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{521}}^1$

素因数の和:581

約数の個数: 72

約数和(自身を含む): 19936224

約数和(自身を除く): 13215324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 43, 50, 60, 75, 86, 100, 129, 150, 172, 215, 258, 300, 430, 516, 521, 645, 860, 1042, 1075, 1290, 1563, 2084, 2150, 2580, 2605, 3126, 3225, 4300, 5210, 6252, 6450, 7815, 10420, 12900, 13025, 15630, 22403, 26050, 31260, 39075, 44806, 52100, 67209, 78150, 89612, 112015, 134418, 156300, 224030, 268836, 336045, 448060, 560075, 672090, 1120150, 1344180, 1680225, 2240300, 3360450, 6720900]

約数ペア:

[(1, 6720900), (2, 3360450), (3, 2240300), (4, 1680225), (5, 1344180), (6, 1120150), (10, 672090), (12, 560075), (15, 448060), (20, 336045), (25, 268836), (30, 224030), (43, 156300), (50, 134418), (60, 112015), (75, 89612), (86, 78150), (100, 67209), (129, 52100), (150, 44806), (172, 39075), (215, 31260), (258, 26050), (300, 22403), (430, 15630), (516, 13025), (521, 12900), (645, 10420), (860, 7815), (1042, 6450), (1075, 6252), (1290, 5210), (1563, 4300), (2084, 3225), (2150, 3126), (2580, 2605)]