298907420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{7937}}^1$

素因数の和:8222

約数の個数: 48

約数和(自身を含む): 720135360

約数和(自身を除く): 421227940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 269, 538, 1076, 1345, 1883, 2690, 3766, 5380, 7532, 7937, 9415, 15874, 18830, 31748, 37660, 39685, 55559, 79370, 111118, 158740, 222236, 277795, 555590, 1111180, 2135053, 4270106, 8540212, 10675265, 14945371, 21350530, 29890742, 42701060, 59781484, 74726855, 149453710, 298907420]

約数ペア:

[(1, 298907420), (2, 149453710), (4, 74726855), (5, 59781484), (7, 42701060), (10, 29890742), (14, 21350530), (20, 14945371), (28, 10675265), (35, 8540212), (70, 4270106), (140, 2135053), (269, 1111180), (538, 555590), (1076, 277795), (1345, 222236), (1883, 158740), (2690, 111118), (3766, 79370), (5380, 55559), (7532, 39685), (7937, 37660), (9415, 31748), (15874, 18830)]