249560720

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{283}}^1$

素因数の和:520

約数の個数: 80

約数和(自身を含む): 594164352

約数和(自身を除く): 344603632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 151, 283, 292, 302, 365, 566, 584, 604, 730, 755, 1132, 1168, 1208, 1415, 1460, 1510, 2264, 2416, 2830, 2920, 3020, 4528, 5660, 5840, 6040, 11023, 11320, 12080, 20659, 22046, 22640, 41318, 42733, 44092, 55115, 82636, 85466, 88184, 103295, 110230, 165272, 170932, 176368, 206590, 213665, 220460, 330544, 341864, 413180, 427330, 440920, 683728, 826360, 854660, 881840, 1652720, 1709320, 3119509, 3418640, 6239018, 12478036, 15597545, 24956072, 31195090, 49912144, 62390180, 124780360, 249560720]

約数ペア:

[(1, 249560720), (2, 124780360), (4, 62390180), (5, 49912144), (8, 31195090), (10, 24956072), (16, 15597545), (20, 12478036), (40, 6239018), (73, 3418640), (80, 3119509), (146, 1709320), (151, 1652720), (283, 881840), (292, 854660), (302, 826360), (365, 683728), (566, 440920), (584, 427330), (604, 413180), (730, 341864), (755, 330544), (1132, 220460), (1168, 213665), (1208, 206590), (1415, 176368), (1460, 170932), (1510, 165272), (2264, 110230), (2416, 103295), (2830, 88184), (2920, 85466), (3020, 82636), (4528, 55115), (5660, 44092), (5840, 42733), (6040, 41318), (11023, 22640), (11320, 22046), (12080, 20659)]