61891680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{128941}}^1$

素因数の和:128959

約数の個数: 48

約数和(自身を含む): 194960304

約数和(自身を除く): 133068624

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, 128941, 257882, 386823, 515764, 644705, 773646, 1031528, 1289410, 1547292, 1934115, 2063056, 2578820, 3094584, 3868230, 4126112, 5157640, 6189168, 7736460, 10315280, 12378336, 15472920, 20630560, 30945840, 61891680]

約数ペア:

[(1, 61891680), (2, 30945840), (3, 20630560), (4, 15472920), (5, 12378336), (6, 10315280), (8, 7736460), (10, 6189168), (12, 5157640), (15, 4126112), (16, 3868230), (20, 3094584), (24, 2578820), (30, 2063056), (32, 1934115), (40, 1547292), (48, 1289410), (60, 1031528), (80, 773646), (96, 644705), (120, 515764), (160, 386823), (240, 257882), (480, 128941)]