138695340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{330227}}^1$

素因数の和:330246

約数の個数: 48

約数和(自身を含む): 443826432

約数和(自身を除く): 305131092

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 330227, 660454, 990681, 1320908, 1651135, 1981362, 2311589, 3302270, 3962724, 4623178, 4953405, 6604540, 6934767, 9246356, 9906810, 11557945, 13869534, 19813620, 23115890, 27739068, 34673835, 46231780, 69347670, 138695340]

約数ペア:

[(1, 138695340), (2, 69347670), (3, 46231780), (4, 34673835), (5, 27739068), (6, 23115890), (7, 19813620), (10, 13869534), (12, 11557945), (14, 9906810), (15, 9246356), (20, 6934767), (21, 6604540), (28, 4953405), (30, 4623178), (35, 3962724), (42, 3302270), (60, 2311589), (70, 1981362), (84, 1651135), (105, 1320908), (140, 990681), (210, 660454), (420, 330227)]