179389640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{1223}}^1$

素因数の和:1446

約数の個数: 64

約数和(自身を含む): 427420800

約数和(自身を除く): 248031160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 193, 380, 386, 760, 772, 965, 1223, 1544, 1930, 2446, 3667, 3860, 4892, 6115, 7334, 7720, 9784, 12230, 14668, 18335, 23237, 24460, 29336, 36670, 46474, 48920, 73340, 92948, 116185, 146680, 185896, 232370, 236039, 464740, 472078, 929480, 944156, 1180195, 1888312, 2360390, 4484741, 4720780, 8969482, 9441560, 17938964, 22423705, 35877928, 44847410, 89694820, 179389640]

約数ペア:

[(1, 179389640), (2, 89694820), (4, 44847410), (5, 35877928), (8, 22423705), (10, 17938964), (19, 9441560), (20, 8969482), (38, 4720780), (40, 4484741), (76, 2360390), (95, 1888312), (152, 1180195), (190, 944156), (193, 929480), (380, 472078), (386, 464740), (760, 236039), (772, 232370), (965, 185896), (1223, 146680), (1544, 116185), (1930, 92948), (2446, 73340), (3667, 48920), (3860, 46474), (4892, 36670), (6115, 29336), (7334, 24460), (7720, 23237), (9784, 18335), (12230, 14668)]