144959920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{683}}^1$

素因数の和:1082

約数の個数: 80

約数和(自身を含む): 386760960

約数和(自身を除く): 241801040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 379, 560, 683, 758, 1366, 1516, 1895, 2653, 2732, 3032, 3415, 3790, 4781, 5306, 5464, 6064, 6830, 7580, 9562, 10612, 10928, 13265, 13660, 15160, 19124, 21224, 23905, 26530, 27320, 30320, 38248, 42448, 47810, 53060, 54640, 76496, 95620, 106120, 191240, 212240, 258857, 382480, 517714, 1035428, 1294285, 1811999, 2070856, 2588570, 3623998, 4141712, 5177140, 7247996, 9059995, 10354280, 14495992, 18119990, 20708560, 28991984, 36239980, 72479960, 144959920]

約数ペア:

[(1, 144959920), (2, 72479960), (4, 36239980), (5, 28991984), (7, 20708560), (8, 18119990), (10, 14495992), (14, 10354280), (16, 9059995), (20, 7247996), (28, 5177140), (35, 4141712), (40, 3623998), (56, 2588570), (70, 2070856), (80, 1811999), (112, 1294285), (140, 1035428), (280, 517714), (379, 382480), (560, 258857), (683, 212240), (758, 191240), (1366, 106120), (1516, 95620), (1895, 76496), (2653, 54640), (2732, 53060), (3032, 47810), (3415, 42448), (3790, 38248), (4781, 30320), (5306, 27320), (5464, 26530), (6064, 23905), (6830, 21224), (7580, 19124), (9562, 15160), (10612, 13660), (10928, 13265)]