179143780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:353

約数の個数: 96

約数和(自身を含む): 419328000

約数和(自身を除く): 240184220

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 103, 115, 190, 199, 206, 230, 380, 398, 412, 437, 460, 515, 796, 874, 995, 1030, 1748, 1957, 1990, 2060, 2185, 2369, 3781, 3914, 3980, 4370, 4577, 4738, 7562, 7828, 8740, 9154, 9476, 9785, 11845, 15124, 18308, 18905, 19570, 20497, 22885, 23690, 37810, 39140, 40994, 45011, 45770, 47380, 75620, 81988, 86963, 90022, 91540, 102485, 173926, 180044, 204970, 225055, 347852, 389443, 409940, 434815, 450110, 471431, 778886, 869630, 900220, 942862, 1557772, 1739260, 1885724, 1947215, 2357155, 3894430, 4714310, 7788860, 8957189, 9428620, 17914378, 35828756, 44785945, 89571890, 179143780]

約数ペア:

[(1, 179143780), (2, 89571890), (4, 44785945), (5, 35828756), (10, 17914378), (19, 9428620), (20, 8957189), (23, 7788860), (38, 4714310), (46, 3894430), (76, 2357155), (92, 1947215), (95, 1885724), (103, 1739260), (115, 1557772), (190, 942862), (199, 900220), (206, 869630), (230, 778886), (380, 471431), (398, 450110), (412, 434815), (437, 409940), (460, 389443), (515, 347852), (796, 225055), (874, 204970), (995, 180044), (1030, 173926), (1748, 102485), (1957, 91540), (1990, 90022), (2060, 86963), (2185, 81988), (2369, 75620), (3781, 47380), (3914, 45770), (3980, 45011), (4370, 40994), (4577, 39140), (4738, 37810), (7562, 23690), (7828, 22885), (8740, 20497), (9154, 19570), (9476, 18905), (9785, 18308), (11845, 15124)]