7887180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:319

約数の個数: 96

約数和(自身を含む): 25643520

約数和(自身を除く): 17756340

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 89, 105, 140, 178, 210, 211, 267, 356, 420, 422, 445, 534, 623, 633, 844, 890, 1055, 1068, 1246, 1266, 1335, 1477, 1780, 1869, 2110, 2492, 2532, 2670, 2954, 3115, 3165, 3738, 4220, 4431, 5340, 5908, 6230, 6330, 7385, 7476, 8862, 9345, 12460, 12660, 14770, 17724, 18690, 18779, 22155, 29540, 37380, 37558, 44310, 56337, 75116, 88620, 93895, 112674, 131453, 187790, 225348, 262906, 281685, 375580, 394359, 525812, 563370, 657265, 788718, 1126740, 1314530, 1577436, 1971795, 2629060, 3943590, 7887180]

約数ペア:

[(1, 7887180), (2, 3943590), (3, 2629060), (4, 1971795), (5, 1577436), (6, 1314530), (7, 1126740), (10, 788718), (12, 657265), (14, 563370), (15, 525812), (20, 394359), (21, 375580), (28, 281685), (30, 262906), (35, 225348), (42, 187790), (60, 131453), (70, 112674), (84, 93895), (89, 88620), (105, 75116), (140, 56337), (178, 44310), (210, 37558), (211, 37380), (267, 29540), (356, 22155), (420, 18779), (422, 18690), (445, 17724), (534, 14770), (623, 12660), (633, 12460), (844, 9345), (890, 8862), (1055, 7476), (1068, 7385), (1246, 6330), (1266, 6230), (1335, 5908), (1477, 5340), (1780, 4431), (1869, 4220), (2110, 3738), (2492, 3165), (2532, 3115), (2670, 2954)]