55438440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1933}}^1$

素因数の和:2186

約数の個数: 64

約数和(自身を含む): 167097600

約数和(自身を除く): 111659160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 239, 478, 717, 956, 1195, 1434, 1912, 1933, 2390, 2868, 3585, 3866, 4780, 5736, 5799, 7170, 7732, 9560, 9665, 11598, 14340, 15464, 19330, 23196, 28680, 28995, 38660, 46392, 57990, 77320, 115980, 231960, 461987, 923974, 1385961, 1847948, 2309935, 2771922, 3695896, 4619870, 5543844, 6929805, 9239740, 11087688, 13859610, 18479480, 27719220, 55438440]

約数ペア:

[(1, 55438440), (2, 27719220), (3, 18479480), (4, 13859610), (5, 11087688), (6, 9239740), (8, 6929805), (10, 5543844), (12, 4619870), (15, 3695896), (20, 2771922), (24, 2309935), (30, 1847948), (40, 1385961), (60, 923974), (120, 461987), (239, 231960), (478, 115980), (717, 77320), (956, 57990), (1195, 46392), (1434, 38660), (1912, 28995), (1933, 28680), (2390, 23196), (2868, 19330), (3585, 15464), (3866, 14340), (4780, 11598), (5736, 9665), (5799, 9560), (7170, 7732)]