156729420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{3469}}^1$

素因数の和:3735

約数の個数: 72

約数和(自身を含む): 477444240

約数和(自身を除く): 320714820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 251, 502, 753, 1004, 1255, 1506, 2259, 2510, 3012, 3469, 3765, 4518, 5020, 6938, 7530, 9036, 10407, 11295, 13876, 15060, 17345, 20814, 22590, 31221, 34690, 41628, 45180, 52035, 62442, 69380, 104070, 124884, 156105, 208140, 312210, 624420, 870719, 1741438, 2612157, 3482876, 4353595, 5224314, 7836471, 8707190, 10448628, 13060785, 15672942, 17414380, 26121570, 31345884, 39182355, 52243140, 78364710, 156729420]

約数ペア:

[(1, 156729420), (2, 78364710), (3, 52243140), (4, 39182355), (5, 31345884), (6, 26121570), (9, 17414380), (10, 15672942), (12, 13060785), (15, 10448628), (18, 8707190), (20, 7836471), (30, 5224314), (36, 4353595), (45, 3482876), (60, 2612157), (90, 1741438), (180, 870719), (251, 624420), (502, 312210), (753, 208140), (1004, 156105), (1255, 124884), (1506, 104070), (2259, 69380), (2510, 62442), (3012, 52035), (3469, 45180), (3765, 41628), (4518, 34690), (5020, 31221), (6938, 22590), (7530, 20814), (9036, 17345), (10407, 15060), (11295, 13876)]