298220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:90

約数の個数: 48

約数和(自身を含む): 715008

約数和(自身を除く): 416788

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 37, 52, 62, 65, 74, 124, 130, 148, 155, 185, 260, 310, 370, 403, 481, 620, 740, 806, 962, 1147, 1612, 1924, 2015, 2294, 2405, 4030, 4588, 4810, 5735, 8060, 9620, 11470, 14911, 22940, 29822, 59644, 74555, 149110, 298220]

約数ペア:

[(1, 298220), (2, 149110), (4, 74555), (5, 59644), (10, 29822), (13, 22940), (20, 14911), (26, 11470), (31, 9620), (37, 8060), (52, 5735), (62, 4810), (65, 4588), (74, 4030), (124, 2405), (130, 2294), (148, 2015), (155, 1924), (185, 1612), (260, 1147), (310, 962), (370, 806), (403, 740), (481, 620)]