220177958

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1549}}^1$

素因数の和:1653

約数の個数: 64

約数和(自身を含む): 449971200

約数和(自身を除く): 229793242

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 71, 77, 91, 142, 143, 154, 182, 286, 497, 781, 923, 994, 1001, 1549, 1562, 1846, 2002, 3098, 5467, 6461, 10153, 10843, 10934, 12922, 17039, 20137, 20306, 21686, 34078, 40274, 71071, 109979, 119273, 140959, 142142, 219958, 221507, 238546, 281918, 443014, 769853, 1209769, 1429727, 1539706, 1550549, 2419538, 2859454, 3101098, 8468383, 10008089, 15726997, 16936766, 20016178, 31453994, 110088979, 220177958]

約数ペア:

[(1, 220177958), (2, 110088979), (7, 31453994), (11, 20016178), (13, 16936766), (14, 15726997), (22, 10008089), (26, 8468383), (71, 3101098), (77, 2859454), (91, 2419538), (142, 1550549), (143, 1539706), (154, 1429727), (182, 1209769), (286, 769853), (497, 443014), (781, 281918), (923, 238546), (994, 221507), (1001, 219958), (1549, 142142), (1562, 140959), (1846, 119273), (2002, 109979), (3098, 71071), (5467, 40274), (6461, 34078), (10153, 21686), (10843, 20306), (10934, 20137), (12922, 17039)]