172402812

素因数分解:

$2^2\times 3^2\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:543

約数の個数: 72

約数和(自身を含む): 443963520

約数和(自身を除く): 271560708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 131, 139, 262, 263, 278, 393, 417, 524, 526, 556, 786, 789, 834, 1052, 1179, 1251, 1572, 1578, 1668, 2358, 2367, 2502, 3156, 4716, 4734, 5004, 9468, 18209, 34453, 36418, 36557, 54627, 68906, 72836, 73114, 103359, 109254, 109671, 137812, 146228, 163881, 206718, 218508, 219342, 310077, 327762, 329013, 413436, 438684, 620154, 655524, 658026, 1240308, 1316052, 4788967, 9577934, 14366901, 19155868, 28733802, 43100703, 57467604, 86201406, 172402812]

約数ペア:

[(1, 172402812), (2, 86201406), (3, 57467604), (4, 43100703), (6, 28733802), (9, 19155868), (12, 14366901), (18, 9577934), (36, 4788967), (131, 1316052), (139, 1240308), (262, 658026), (263, 655524), (278, 620154), (393, 438684), (417, 413436), (524, 329013), (526, 327762), (556, 310077), (786, 219342), (789, 218508), (834, 206718), (1052, 163881), (1179, 146228), (1251, 137812), (1572, 109671), (1578, 109254), (1668, 103359), (2358, 73114), (2367, 72836), (2502, 68906), (3156, 54627), (4716, 36557), (4734, 36418), (5004, 34453), (9468, 18209)]