15690096520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{284447}}^1$

素因数の和:284662

約数の個数: 64

約数和(自身を含む): 40550906880

約数和(自身を除く): 24860810360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 197, 280, 394, 788, 985, 1379, 1576, 1970, 2758, 3940, 5516, 6895, 7880, 11032, 13790, 27580, 55160, 284447, 568894, 1137788, 1422235, 1991129, 2275576, 2844470, 3982258, 5688940, 7964516, 9955645, 11377880, 15929032, 19911290, 39822580, 56036059, 79645160, 112072118, 224144236, 280180295, 392252413, 448288472, 560360590, 784504826, 1120721180, 1569009652, 1961262065, 2241442360, 3138019304, 3922524130, 7845048260, 15690096520]

約数ペア:

[(1, 15690096520), (2, 7845048260), (4, 3922524130), (5, 3138019304), (7, 2241442360), (8, 1961262065), (10, 1569009652), (14, 1120721180), (20, 784504826), (28, 560360590), (35, 448288472), (40, 392252413), (56, 280180295), (70, 224144236), (140, 112072118), (197, 79645160), (280, 56036059), (394, 39822580), (788, 19911290), (985, 15929032), (1379, 11377880), (1576, 9955645), (1970, 7964516), (2758, 5688940), (3940, 3982258), (5516, 2844470), (6895, 2275576), (7880, 1991129), (11032, 1422235), (13790, 1137788), (27580, 568894), (55160, 284447)]