311339880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{4481}}^1$

素因数の和:4691

約数の個数: 96

約数和(自身を含む): 1017324360

約数和(自身を除く): 705984480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 193, 360, 386, 579, 772, 965, 1158, 1544, 1737, 1930, 2316, 2895, 3474, 3860, 4481, 4632, 5790, 6948, 7720, 8685, 8962, 11580, 13443, 13896, 17370, 17924, 22405, 23160, 26886, 34740, 35848, 40329, 44810, 53772, 67215, 69480, 80658, 89620, 107544, 134430, 161316, 179240, 201645, 268860, 322632, 403290, 537720, 806580, 864833, 1613160, 1729666, 2594499, 3459332, 4324165, 5188998, 6918664, 7783497, 8648330, 10377996, 12972495, 15566994, 17296660, 20755992, 25944990, 31133988, 34593320, 38917485, 51889980, 62267976, 77834970, 103779960, 155669940, 311339880]

約数ペア:

[(1, 311339880), (2, 155669940), (3, 103779960), (4, 77834970), (5, 62267976), (6, 51889980), (8, 38917485), (9, 34593320), (10, 31133988), (12, 25944990), (15, 20755992), (18, 17296660), (20, 15566994), (24, 12972495), (30, 10377996), (36, 8648330), (40, 7783497), (45, 6918664), (60, 5188998), (72, 4324165), (90, 3459332), (120, 2594499), (180, 1729666), (193, 1613160), (360, 864833), (386, 806580), (579, 537720), (772, 403290), (965, 322632), (1158, 268860), (1544, 201645), (1737, 179240), (1930, 161316), (2316, 134430), (2895, 107544), (3474, 89620), (3860, 80658), (4481, 69480), (4632, 67215), (5790, 53772), (6948, 44810), (7720, 40329), (8685, 35848), (8962, 34740), (11580, 26886), (13443, 23160), (13896, 22405), (17370, 17924)]