290305960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{17573}}^1$

素因数の和:17650

約数の個数: 64

約数和(自身を含む): 759196800

約数和(自身を除く): 468890840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 59, 70, 118, 140, 236, 280, 295, 413, 472, 590, 826, 1180, 1652, 2065, 2360, 3304, 4130, 8260, 16520, 17573, 35146, 70292, 87865, 123011, 140584, 175730, 246022, 351460, 492044, 615055, 702920, 984088, 1036807, 1230110, 2073614, 2460220, 4147228, 4920440, 5184035, 7257649, 8294456, 10368070, 14515298, 20736140, 29030596, 36288245, 41472280, 58061192, 72576490, 145152980, 290305960]

約数ペア:

[(1, 290305960), (2, 145152980), (4, 72576490), (5, 58061192), (7, 41472280), (8, 36288245), (10, 29030596), (14, 20736140), (20, 14515298), (28, 10368070), (35, 8294456), (40, 7257649), (56, 5184035), (59, 4920440), (70, 4147228), (118, 2460220), (140, 2073614), (236, 1230110), (280, 1036807), (295, 984088), (413, 702920), (472, 615055), (590, 492044), (826, 351460), (1180, 246022), (1652, 175730), (2065, 140584), (2360, 123011), (3304, 87865), (4130, 70292), (8260, 35146), (16520, 17573)]