72945120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{151969}}^1$

素因数の和:151987

約数の個数: 48

約数和(自身を含む): 229778640

約数和(自身を除く): 156833520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 151969, 303938, 455907, 607876, 759845, 911814, 1215752, 1519690, 1823628, 2279535, 2431504, 3039380, 3647256, 4559070, 4863008, 6078760, 7294512, 9118140, 12157520, 14589024, 18236280, 24315040, 36472560, 72945120]

約数ペア:

[(1, 72945120), (2, 36472560), (3, 24315040), (4, 18236280), (5, 14589024), (6, 12157520), (8, 9118140), (10, 7294512), (12, 6078760), (15, 4863008), (16, 4559070), (20, 3647256), (24, 3039380), (30, 2431504), (32, 2279535), (40, 1823628), (48, 1519690), (60, 1215752), (80, 911814), (96, 759845), (120, 607876), (160, 455907), (240, 303938), (480, 151969)]