216612996

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{1613}}^1$

素因数の和:1689

約数の個数: 72

約数和(自身を含む): 550980864

約数和(自身を除く): 334367868

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 38, 57, 62, 76, 93, 114, 124, 186, 228, 361, 372, 589, 722, 1083, 1178, 1444, 1613, 1767, 2166, 2356, 3226, 3534, 4332, 4839, 6452, 7068, 9678, 11191, 19356, 22382, 30647, 33573, 44764, 50003, 61294, 67146, 91941, 100006, 122588, 134292, 150009, 183882, 200012, 300018, 367764, 582293, 600036, 950057, 1164586, 1746879, 1900114, 2329172, 2850171, 3493758, 3800228, 5700342, 6987516, 11400684, 18051083, 36102166, 54153249, 72204332, 108306498, 216612996]

約数ペア:

[(1, 216612996), (2, 108306498), (3, 72204332), (4, 54153249), (6, 36102166), (12, 18051083), (19, 11400684), (31, 6987516), (38, 5700342), (57, 3800228), (62, 3493758), (76, 2850171), (93, 2329172), (114, 1900114), (124, 1746879), (186, 1164586), (228, 950057), (361, 600036), (372, 582293), (589, 367764), (722, 300018), (1083, 200012), (1178, 183882), (1444, 150009), (1613, 134292), (1767, 122588), (2166, 100006), (2356, 91941), (3226, 67146), (3534, 61294), (4332, 50003), (4839, 44764), (6452, 33573), (7068, 30647), (9678, 22382), (11191, 19356)]