393737940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1289}}^1\times {\mathrm{1697}}^1$

素因数の和:3001

約数の個数: 72

約数和(自身を含む): 1195969320

約数和(自身を除く): 802231380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1289, 1697, 2578, 3394, 3867, 5091, 5156, 6445, 6788, 7734, 8485, 10182, 11601, 12890, 15273, 15468, 16970, 19335, 20364, 23202, 25455, 25780, 30546, 33940, 38670, 46404, 50910, 58005, 61092, 76365, 77340, 101820, 116010, 152730, 232020, 305460, 2187433, 4374866, 6562299, 8749732, 10937165, 13124598, 19686897, 21874330, 26249196, 32811495, 39373794, 43748660, 65622990, 78747588, 98434485, 131245980, 196868970, 393737940]

約数ペア:

[(1, 393737940), (2, 196868970), (3, 131245980), (4, 98434485), (5, 78747588), (6, 65622990), (9, 43748660), (10, 39373794), (12, 32811495), (15, 26249196), (18, 21874330), (20, 19686897), (30, 13124598), (36, 10937165), (45, 8749732), (60, 6562299), (90, 4374866), (180, 2187433), (1289, 305460), (1697, 232020), (2578, 152730), (3394, 116010), (3867, 101820), (5091, 77340), (5156, 76365), (6445, 61092), (6788, 58005), (7734, 50910), (8485, 46404), (10182, 38670), (11601, 33940), (12890, 30546), (15273, 25780), (15468, 25455), (16970, 23202), (19335, 20364)]