189728560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2473}}^1$

素因数の和:2630

約数の個数: 80

約数和(自身を含む): 508021056

約数和(自身を除く): 318292496

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 137, 140, 274, 280, 548, 560, 685, 959, 1096, 1370, 1918, 2192, 2473, 2740, 3836, 4795, 4946, 5480, 7672, 9590, 9892, 10960, 12365, 15344, 17311, 19180, 19784, 24730, 34622, 38360, 39568, 49460, 69244, 76720, 86555, 98920, 138488, 173110, 197840, 276976, 338801, 346220, 677602, 692440, 1355204, 1384880, 1694005, 2371607, 2710408, 3388010, 4743214, 5420816, 6776020, 9486428, 11858035, 13552040, 18972856, 23716070, 27104080, 37945712, 47432140, 94864280, 189728560]

約数ペア:

[(1, 189728560), (2, 94864280), (4, 47432140), (5, 37945712), (7, 27104080), (8, 23716070), (10, 18972856), (14, 13552040), (16, 11858035), (20, 9486428), (28, 6776020), (35, 5420816), (40, 4743214), (56, 3388010), (70, 2710408), (80, 2371607), (112, 1694005), (137, 1384880), (140, 1355204), (274, 692440), (280, 677602), (548, 346220), (560, 338801), (685, 276976), (959, 197840), (1096, 173110), (1370, 138488), (1918, 98920), (2192, 86555), (2473, 76720), (2740, 69244), (3836, 49460), (4795, 39568), (4946, 38360), (5480, 34622), (7672, 24730), (9590, 19784), (9892, 19180), (10960, 17311), (12365, 15344)]