319265940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{1693}}^1$

素因数の和:2161

約数の個数: 96

約数和(自身を含む): 1024531200

約数和(自身を除く): 705265260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 449, 898, 1347, 1693, 1796, 2245, 2694, 3143, 3386, 4490, 5079, 5388, 6286, 6735, 6772, 8465, 8980, 9429, 10158, 11851, 12572, 13470, 15715, 16930, 18858, 20316, 23702, 25395, 26940, 31430, 33860, 35553, 37716, 47145, 47404, 50790, 59255, 62860, 71106, 94290, 101580, 118510, 142212, 177765, 188580, 237020, 355530, 711060, 760157, 1520314, 2280471, 3040628, 3800785, 4560942, 5321099, 7601570, 9121884, 10642198, 11402355, 15203140, 15963297, 21284396, 22804710, 26605495, 31926594, 45609420, 53210990, 63853188, 79816485, 106421980, 159632970, 319265940]

約数ペア:

[(1, 319265940), (2, 159632970), (3, 106421980), (4, 79816485), (5, 63853188), (6, 53210990), (7, 45609420), (10, 31926594), (12, 26605495), (14, 22804710), (15, 21284396), (20, 15963297), (21, 15203140), (28, 11402355), (30, 10642198), (35, 9121884), (42, 7601570), (60, 5321099), (70, 4560942), (84, 3800785), (105, 3040628), (140, 2280471), (210, 1520314), (420, 760157), (449, 711060), (898, 355530), (1347, 237020), (1693, 188580), (1796, 177765), (2245, 142212), (2694, 118510), (3143, 101580), (3386, 94290), (4490, 71106), (5079, 62860), (5388, 59255), (6286, 50790), (6735, 47404), (6772, 47145), (8465, 37716), (8980, 35553), (9429, 33860), (10158, 31430), (11851, 26940), (12572, 25395), (13470, 23702), (15715, 20316), (16930, 18858)]