138494360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1667}}^1$

素因数の和:1776

約数の個数: 64

約数和(自身を含む): 326661120

約数和(自身を除く): 188166760

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 67, 124, 134, 155, 248, 268, 310, 335, 536, 620, 670, 1240, 1340, 1667, 2077, 2680, 3334, 4154, 6668, 8308, 8335, 10385, 13336, 16616, 16670, 20770, 33340, 41540, 51677, 66680, 83080, 103354, 111689, 206708, 223378, 258385, 413416, 446756, 516770, 558445, 893512, 1033540, 1116890, 2067080, 2233780, 3462359, 4467560, 6924718, 13849436, 17311795, 27698872, 34623590, 69247180, 138494360]

約数ペア:

[(1, 138494360), (2, 69247180), (4, 34623590), (5, 27698872), (8, 17311795), (10, 13849436), (20, 6924718), (31, 4467560), (40, 3462359), (62, 2233780), (67, 2067080), (124, 1116890), (134, 1033540), (155, 893512), (248, 558445), (268, 516770), (310, 446756), (335, 413416), (536, 258385), (620, 223378), (670, 206708), (1240, 111689), (1340, 103354), (1667, 83080), (2077, 66680), (2680, 51677), (3334, 41540), (4154, 33340), (6668, 20770), (8308, 16670), (8335, 16616), (10385, 13336)]