210375578

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:339

約数の個数: 64

約数和(自身を含む): 394813440

約数和(自身を除く): 184437862

約数列:

[1, 2, 7, 14, 17, 34, 67, 79, 119, 134, 158, 167, 238, 334, 469, 553, 938, 1106, 1139, 1169, 1343, 2278, 2338, 2686, 2839, 5293, 5678, 7973, 9401, 10586, 11189, 13193, 15946, 18802, 19873, 22378, 26386, 37051, 39746, 74102, 78323, 89981, 92351, 156646, 179962, 184702, 190213, 224281, 380426, 448562, 629867, 883931, 1259734, 1331491, 1569967, 1767862, 2662982, 3139934, 6187517, 12375034, 15026827, 30053654, 105187789, 210375578]

約数ペア:

[(1, 210375578), (2, 105187789), (7, 30053654), (14, 15026827), (17, 12375034), (34, 6187517), (67, 3139934), (79, 2662982), (119, 1767862), (134, 1569967), (158, 1331491), (167, 1259734), (238, 883931), (334, 629867), (469, 448562), (553, 380426), (938, 224281), (1106, 190213), (1139, 184702), (1169, 179962), (1343, 156646), (2278, 92351), (2338, 89981), (2686, 78323), (2839, 74102), (5293, 39746), (5678, 37051), (7973, 26386), (9401, 22378), (10586, 19873), (11189, 18802), (13193, 15946)]