15255780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1013}}^1$

素因数の和:1276

約数の個数: 48

約数和(自身を含む): 42928704

約数和(自身を除く): 27672924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 251, 502, 753, 1004, 1013, 1255, 1506, 2026, 2510, 3012, 3039, 3765, 4052, 5020, 5065, 6078, 7530, 10130, 12156, 15060, 15195, 20260, 30390, 60780, 254263, 508526, 762789, 1017052, 1271315, 1525578, 2542630, 3051156, 3813945, 5085260, 7627890, 15255780]

約数ペア:

[(1, 15255780), (2, 7627890), (3, 5085260), (4, 3813945), (5, 3051156), (6, 2542630), (10, 1525578), (12, 1271315), (15, 1017052), (20, 762789), (30, 508526), (60, 254263), (251, 60780), (502, 30390), (753, 20260), (1004, 15195), (1013, 15060), (1255, 12156), (1506, 10130), (2026, 7530), (2510, 6078), (3012, 5065), (3039, 5020), (3765, 4052)]