318640564

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{3373}}^1$

素因数の和:3520

約数の個数: 48

約数和(自身を含む): 646188480

約数和(自身を除く): 327547916

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 113, 209, 226, 418, 452, 836, 1243, 2147, 2486, 3373, 4294, 4972, 6746, 8588, 13492, 23617, 37103, 47234, 64087, 74206, 94468, 128174, 148412, 256348, 381149, 704957, 762298, 1409914, 1524596, 2819828, 4192639, 7241831, 8385278, 14483662, 16770556, 28967324, 79660141, 159320282, 318640564]

約数ペア:

[(1, 318640564), (2, 159320282), (4, 79660141), (11, 28967324), (19, 16770556), (22, 14483662), (38, 8385278), (44, 7241831), (76, 4192639), (113, 2819828), (209, 1524596), (226, 1409914), (418, 762298), (452, 704957), (836, 381149), (1243, 256348), (2147, 148412), (2486, 128174), (3373, 94468), (4294, 74206), (4972, 64087), (6746, 47234), (8588, 37103), (13492, 23617)]