15312420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{877}}^1$

素因数の和:989

約数の個数: 72

約数和(自身を含む): 46980024

約数和(自身を除く): 31667604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 877, 970, 1164, 1455, 1746, 1754, 1940, 2631, 2910, 3492, 3508, 4365, 4385, 5262, 5820, 7893, 8730, 8770, 10524, 13155, 15786, 17460, 17540, 26310, 31572, 39465, 52620, 78930, 85069, 157860, 170138, 255207, 340276, 425345, 510414, 765621, 850690, 1020828, 1276035, 1531242, 1701380, 2552070, 3062484, 3828105, 5104140, 7656210, 15312420]

約数ペア:

[(1, 15312420), (2, 7656210), (3, 5104140), (4, 3828105), (5, 3062484), (6, 2552070), (9, 1701380), (10, 1531242), (12, 1276035), (15, 1020828), (18, 850690), (20, 765621), (30, 510414), (36, 425345), (45, 340276), (60, 255207), (90, 170138), (97, 157860), (180, 85069), (194, 78930), (291, 52620), (388, 39465), (485, 31572), (582, 26310), (873, 17540), (877, 17460), (970, 15786), (1164, 13155), (1455, 10524), (1746, 8770), (1754, 8730), (1940, 7893), (2631, 5820), (2910, 5262), (3492, 4385), (3508, 4365)]