15948540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{353}}^1$

素因数の和:619

約数の個数: 72

約数和(自身を含む): 48707568

約数和(自身を除く): 32759028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 251, 353, 502, 706, 753, 1004, 1059, 1255, 1412, 1506, 1765, 2118, 2259, 2510, 3012, 3177, 3530, 3765, 4236, 4518, 5020, 5295, 6354, 7060, 7530, 9036, 10590, 11295, 12708, 15060, 15885, 21180, 22590, 31770, 45180, 63540, 88603, 177206, 265809, 354412, 443015, 531618, 797427, 886030, 1063236, 1329045, 1594854, 1772060, 2658090, 3189708, 3987135, 5316180, 7974270, 15948540]

約数ペア:

[(1, 15948540), (2, 7974270), (3, 5316180), (4, 3987135), (5, 3189708), (6, 2658090), (9, 1772060), (10, 1594854), (12, 1329045), (15, 1063236), (18, 886030), (20, 797427), (30, 531618), (36, 443015), (45, 354412), (60, 265809), (90, 177206), (180, 88603), (251, 63540), (353, 45180), (502, 31770), (706, 22590), (753, 21180), (1004, 15885), (1059, 15060), (1255, 12708), (1412, 11295), (1506, 10590), (1765, 9036), (2118, 7530), (2259, 7060), (2510, 6354), (3012, 5295), (3177, 5020), (3530, 4518), (3765, 4236)]