250236560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{2999}}^1$

素因数の和:3168

約数の個数: 80

約数和(自身を含む): 669600000

約数和(自身を除く): 419363440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 149, 280, 298, 560, 596, 745, 1043, 1192, 1490, 2086, 2384, 2980, 2999, 4172, 5215, 5960, 5998, 8344, 10430, 11920, 11996, 14995, 16688, 20860, 20993, 23992, 29990, 41720, 41986, 47984, 59980, 83440, 83972, 104965, 119960, 167944, 209930, 239920, 335888, 419860, 446851, 839720, 893702, 1679440, 1787404, 2234255, 3127957, 3574808, 4468510, 6255914, 7149616, 8937020, 12511828, 15639785, 17874040, 25023656, 31279570, 35748080, 50047312, 62559140, 125118280, 250236560]

約数ペア:

[(1, 250236560), (2, 125118280), (4, 62559140), (5, 50047312), (7, 35748080), (8, 31279570), (10, 25023656), (14, 17874040), (16, 15639785), (20, 12511828), (28, 8937020), (35, 7149616), (40, 6255914), (56, 4468510), (70, 3574808), (80, 3127957), (112, 2234255), (140, 1787404), (149, 1679440), (280, 893702), (298, 839720), (560, 446851), (596, 419860), (745, 335888), (1043, 239920), (1192, 209930), (1490, 167944), (2086, 119960), (2384, 104965), (2980, 83972), (2999, 83440), (4172, 59980), (5215, 47984), (5960, 41986), (5998, 41720), (8344, 29990), (10430, 23992), (11920, 20993), (11996, 20860), (14995, 16688)]