155861020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{30089}}^1$

素因数の和:30142

約数の個数: 48

約数和(自身を含む): 384189120

約数和(自身を除く): 228328100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 30089, 60178, 120356, 150445, 210623, 300890, 421246, 601780, 842492, 1053115, 1113293, 2106230, 2226586, 4212460, 4453172, 5566465, 7793051, 11132930, 15586102, 22265860, 31172204, 38965255, 77930510, 155861020]

約数ペア:

[(1, 155861020), (2, 77930510), (4, 38965255), (5, 31172204), (7, 22265860), (10, 15586102), (14, 11132930), (20, 7793051), (28, 5566465), (35, 4453172), (37, 4212460), (70, 2226586), (74, 2106230), (140, 1113293), (148, 1053115), (185, 842492), (259, 601780), (370, 421246), (518, 300890), (740, 210623), (1036, 150445), (1295, 120356), (2590, 60178), (5180, 30089)]