256836744

素因数分解:

$2^3\times 3^4\times {\mathrm{396353}}^1$

素因数の和:396371

約数の個数: 40

約数和(自身を含む): 719382510

約数和(自身を除く): 462545766

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 396353, 792706, 1189059, 1585412, 2378118, 3170824, 3567177, 4756236, 7134354, 9512472, 10701531, 14268708, 21403062, 28537416, 32104593, 42806124, 64209186, 85612248, 128418372, 256836744]

約数ペア:

[(1, 256836744), (2, 128418372), (3, 85612248), (4, 64209186), (6, 42806124), (8, 32104593), (9, 28537416), (12, 21403062), (18, 14268708), (24, 10701531), (27, 9512472), (36, 7134354), (54, 4756236), (72, 3567177), (81, 3170824), (108, 2378118), (162, 1585412), (216, 1189059), (324, 792706), (648, 396353)]