31217270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{709}}^1$

素因数の和:777

約数の個数: 64

約数和(自身を含む): 69932160

約数和(自身を除く): 38714890

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 37, 70, 74, 85, 119, 170, 185, 238, 259, 370, 518, 595, 629, 709, 1190, 1258, 1295, 1418, 2590, 3145, 3545, 4403, 4963, 6290, 7090, 8806, 9926, 12053, 22015, 24106, 24815, 26233, 44030, 49630, 52466, 60265, 84371, 120530, 131165, 168742, 183631, 262330, 367262, 421855, 445961, 843710, 891922, 918155, 1836310, 2229805, 3121727, 4459610, 6243454, 15608635, 31217270]

約数ペア:

[(1, 31217270), (2, 15608635), (5, 6243454), (7, 4459610), (10, 3121727), (14, 2229805), (17, 1836310), (34, 918155), (35, 891922), (37, 843710), (70, 445961), (74, 421855), (85, 367262), (119, 262330), (170, 183631), (185, 168742), (238, 131165), (259, 120530), (370, 84371), (518, 60265), (595, 52466), (629, 49630), (709, 44030), (1190, 26233), (1258, 24815), (1295, 24106), (1418, 22015), (2590, 12053), (3145, 9926), (3545, 8806), (4403, 7090), (4963, 6290)]