263753460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{5407}}^1$

素因数の和:5693

約数の個数: 72

約数和(自身を含む): 803152896

約数和(自身を除く): 539399436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 271, 542, 813, 1084, 1355, 1626, 2439, 2710, 3252, 4065, 4878, 5407, 5420, 8130, 9756, 10814, 12195, 16221, 16260, 21628, 24390, 27035, 32442, 48663, 48780, 54070, 64884, 81105, 97326, 108140, 162210, 194652, 243315, 324420, 486630, 973260, 1465297, 2930594, 4395891, 5861188, 7326485, 8791782, 13187673, 14652970, 17583564, 21979455, 26375346, 29305940, 43958910, 52750692, 65938365, 87917820, 131876730, 263753460]

約数ペア:

[(1, 263753460), (2, 131876730), (3, 87917820), (4, 65938365), (5, 52750692), (6, 43958910), (9, 29305940), (10, 26375346), (12, 21979455), (15, 17583564), (18, 14652970), (20, 13187673), (30, 8791782), (36, 7326485), (45, 5861188), (60, 4395891), (90, 2930594), (180, 1465297), (271, 973260), (542, 486630), (813, 324420), (1084, 243315), (1355, 194652), (1626, 162210), (2439, 108140), (2710, 97326), (3252, 81105), (4065, 64884), (4878, 54070), (5407, 48780), (5420, 48663), (8130, 32442), (9756, 27035), (10814, 24390), (12195, 21628), (16221, 16260)]