400272

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1$

素因数の和:311

約数の個数: 40

約数和(自身を含む): 1071360

約数和(自身を除く): 671088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 269, 372, 496, 538, 744, 807, 1076, 1488, 1614, 2152, 3228, 4304, 6456, 8339, 12912, 16678, 25017, 33356, 50034, 66712, 100068, 133424, 200136, 400272]

約数ペア:

[(1, 400272), (2, 200136), (3, 133424), (4, 100068), (6, 66712), (8, 50034), (12, 33356), (16, 25017), (24, 16678), (31, 12912), (48, 8339), (62, 6456), (93, 4304), (124, 3228), (186, 2152), (248, 1614), (269, 1488), (372, 1076), (496, 807), (538, 744)]