206167080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{245437}}^1$

素因数の和:245458

約数の個数: 64

約数和(自身を含む): 706861440

約数和(自身を除く): 500694360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 245437, 490874, 736311, 981748, 1227185, 1472622, 1718059, 1963496, 2454370, 2945244, 3436118, 3681555, 4908740, 5154177, 5890488, 6872236, 7363110, 8590295, 9817480, 10308354, 13744472, 14726220, 17180590, 20616708, 25770885, 29452440, 34361180, 41233416, 51541770, 68722360, 103083540, 206167080]

約数ペア:

[(1, 206167080), (2, 103083540), (3, 68722360), (4, 51541770), (5, 41233416), (6, 34361180), (7, 29452440), (8, 25770885), (10, 20616708), (12, 17180590), (14, 14726220), (15, 13744472), (20, 10308354), (21, 9817480), (24, 8590295), (28, 7363110), (30, 6872236), (35, 5890488), (40, 5154177), (42, 4908740), (56, 3681555), (60, 3436118), (70, 2945244), (84, 2454370), (105, 1963496), (120, 1718059), (140, 1472622), (168, 1227185), (210, 981748), (280, 736311), (420, 490874), (840, 245437)]