138691980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{36691}}^1$

素因数の和:36716

約数の個数: 96

約数和(自身を含む): 493140480

約数和(自身を除く): 354448500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 36691, 73382, 110073, 146764, 183455, 220146, 256837, 330219, 366910, 440292, 513674, 550365, 660438, 733820, 770511, 990657, 1027348, 1100730, 1284185, 1320876, 1541022, 1651095, 1981314, 2201460, 2311533, 2568370, 3082044, 3302190, 3852555, 3962628, 4623066, 4953285, 5136740, 6604380, 6934599, 7705110, 9246132, 9906570, 11557665, 13869198, 15410220, 19813140, 23115330, 27738396, 34672995, 46230660, 69345990, 138691980]

約数ペア:

[(1, 138691980), (2, 69345990), (3, 46230660), (4, 34672995), (5, 27738396), (6, 23115330), (7, 19813140), (9, 15410220), (10, 13869198), (12, 11557665), (14, 9906570), (15, 9246132), (18, 7705110), (20, 6934599), (21, 6604380), (27, 5136740), (28, 4953285), (30, 4623066), (35, 3962628), (36, 3852555), (42, 3302190), (45, 3082044), (54, 2568370), (60, 2311533), (63, 2201460), (70, 1981314), (84, 1651095), (90, 1541022), (105, 1320876), (108, 1284185), (126, 1100730), (135, 1027348), (140, 990657), (180, 770511), (189, 733820), (210, 660438), (252, 550365), (270, 513674), (315, 440292), (378, 366910), (420, 330219), (540, 256837), (630, 220146), (756, 183455), (945, 146764), (1260, 110073), (1890, 73382), (3780, 36691)]